[INFO] fetching crate chronometer 0.1.2...
[INFO] testing chronometer-0.1.2 against 1.76.0 for beta-1.77-1
[INFO] extracting crate chronometer 0.1.2 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate chronometer 0.1.2 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate chronometer 0.1.2
[INFO] finished tweaking crates.io crate chronometer 0.1.2
[INFO] tweaked toml for crates.io crate chronometer 0.1.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ccb78621e9707d453f1171e17c711436573f07c34bd3b2318b07f3bf4bf18eb6
[INFO] running `Command { std: "docker" "start" "-a" "ccb78621e9707d453f1171e17c711436573f07c34bd3b2318b07f3bf4bf18eb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ccb78621e9707d453f1171e17c711436573f07c34bd3b2318b07f3bf4bf18eb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccb78621e9707d453f1171e17c711436573f07c34bd3b2318b07f3bf4bf18eb6", kill_on_drop: false }`
[INFO] [stdout] ccb78621e9707d453f1171e17c711436573f07c34bd3b2318b07f3bf4bf18eb6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 223cdf389d0f6c5d80f8840f70ac75c8fb91510746750e1022c50d8dcf38fb0b
[INFO] running `Command { std: "docker" "start" "-a" "223cdf389d0f6c5d80f8840f70ac75c8fb91510746750e1022c50d8dcf38fb0b", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling chronometer v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "223cdf389d0f6c5d80f8840f70ac75c8fb91510746750e1022c50d8dcf38fb0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "223cdf389d0f6c5d80f8840f70ac75c8fb91510746750e1022c50d8dcf38fb0b", kill_on_drop: false }`
[INFO] [stdout] 223cdf389d0f6c5d80f8840f70ac75c8fb91510746750e1022c50d8dcf38fb0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0929f277747661af3c3616b885cf148fe2eaecda6307b78d2fbb25baa32a542d
[INFO] running `Command { std: "docker" "start" "-a" "0929f277747661af3c3616b885cf148fe2eaecda6307b78d2fbb25baa32a542d", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling chronometer v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "0929f277747661af3c3616b885cf148fe2eaecda6307b78d2fbb25baa32a542d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0929f277747661af3c3616b885cf148fe2eaecda6307b78d2fbb25baa32a542d", kill_on_drop: false }`
[INFO] [stdout] 0929f277747661af3c3616b885cf148fe2eaecda6307b78d2fbb25baa32a542d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ec6defdc37e7e094f8972f24f13f22e132b5aec2299e00df512d5906e095d9be
[INFO] running `Command { std: "docker" "start" "-a" "ec6defdc37e7e094f8972f24f13f22e132b5aec2299e00df512d5906e095d9be", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/chronometer-d691085d9f915d06)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test::create ... ok
[INFO] [stdout] test test::pause ... ok
[INFO] [stdout] test test::start ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests chronometer
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - Chronometer::start (line 45) ... FAILED
[INFO] [stdout] test src/lib.rs - Chronometer::reset (line 118) ... FAILED
[INFO] [stdout] test src/lib.rs - Chronometer::pause (line 60) ... FAILED
[INFO] [stdout] test src/lib.rs - Chronometer::duration (line 147) ... FAILED
[INFO] [stdout] test src/lib.rs - Chronometer::lap (line 93) ... FAILED
[INFO] [stdout] test src/lib.rs - Chronometer::new (line 24) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Chronometer::start (line 45) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `chrono` in this scope
[INFO] [stdout]  --> src/lib.rs:46:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | chrono.start();
[INFO] [stdout]   | ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Chronometer::reset (line 118) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `chrono` in this scope
[INFO] [stdout]  --> src/lib.rs:119:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | chrono.start();
[INFO] [stdout]   | ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `time`
[INFO] [stdout]  --> src/lib.rs:121:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | let time = time::Duration::from_millis(100);
[INFO] [stdout]   |            ^^^^ use of undeclared crate or module `time`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use core::time::Duration;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::time::Duration;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Duration`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 5 - let time = time::Duration::from_millis(100);
[INFO] [stdout] 5 + let time = Duration::from_millis(100);
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `thread`
[INFO] [stdout]  --> src/lib.rs:123:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | thread::sleep(time);
[INFO] [stdout]   | ^^^^^^ use of undeclared crate or module `thread`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this module
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::thread;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `chrono` in this scope
[INFO] [stdout]  --> src/lib.rs:125:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | chrono.lap(); // chono.laps == [Duration<0.1s>, Duration<0.2s>]
[INFO] [stdout]   | ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `chrono` in this scope
[INFO] [stdout]   --> src/lib.rs:126:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | chrono.reset();
[INFO] [stdout]    | ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Chronometer::pause (line 60) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `chrono` in this scope
[INFO] [stdout]  --> src/lib.rs:61:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | chrono.start();
[INFO] [stdout]   | ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `time`
[INFO] [stdout]  --> src/lib.rs:63:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | let time = time::Duration::from_millis(100);
[INFO] [stdout]   |            ^^^^ use of undeclared crate or module `time`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use core::time::Duration;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::time::Duration;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Duration`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 5 - let time = time::Duration::from_millis(100);
[INFO] [stdout] 5 + let time = Duration::from_millis(100);
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `thread`
[INFO] [stdout]  --> src/lib.rs:65:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | thread::sleep(time);
[INFO] [stdout]   | ^^^^^^ use of undeclared crate or module `thread`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this module
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::thread;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `chrono` in this scope
[INFO] [stdout]  --> src/lib.rs:66:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | chrono.pause(); // chrono.duration == Duration<0.1s>
[INFO] [stdout]   | ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `thread`
[INFO] [stdout]  --> src/lib.rs:67:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | thread::sleep(time);
[INFO] [stdout]   | ^^^^^^ use of undeclared crate or module `thread`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this module
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::thread;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `chrono` in this scope
[INFO] [stdout]   --> src/lib.rs:71:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | chrono.start();
[INFO] [stdout]    | ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `thread`
[INFO] [stdout]   --> src/lib.rs:72:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | thread::sleep(time);
[INFO] [stdout]    | ^^^^^^ use of undeclared crate or module `thread`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this module
[INFO] [stdout]    |
[INFO] [stdout] 2  + use std::thread;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Chronometer::duration (line 147) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `chrono` in this scope
[INFO] [stdout]  --> src/lib.rs:148:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | chrono.start();
[INFO] [stdout]   | ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `time`
[INFO] [stdout]  --> src/lib.rs:150:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | let time = time::Duration::from_millis(100);
[INFO] [stdout]   |            ^^^^ use of undeclared crate or module `time`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use core::time::Duration;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::time::Duration;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Duration`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 5 - let time = time::Duration::from_millis(100);
[INFO] [stdout] 5 + let time = Duration::from_millis(100);
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `thread`
[INFO] [stdout]  --> src/lib.rs:152:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | thread::sleep(time);
[INFO] [stdout]   | ^^^^^^ use of undeclared crate or module `thread`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this module
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::thread;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `chrono` in this scope
[INFO] [stdout]  --> src/lib.rs:154:25
[INFO] [stdout]   |
[INFO] [stdout] 9 | println!("elapsed: {}", chrono.duration().as_millis()); // elapsed: 100
[INFO] [stdout]   |                         ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Chronometer::lap (line 93) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `chrono` in this scope
[INFO] [stdout]  --> src/lib.rs:94:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | chrono.start();
[INFO] [stdout]   | ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `time`
[INFO] [stdout]  --> src/lib.rs:96:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | let time = time::Duration::from_millis(100);
[INFO] [stdout]   |            ^^^^ use of undeclared crate or module `time`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use core::time::Duration;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::time::Duration;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Duration`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 5 - let time = time::Duration::from_millis(100);
[INFO] [stdout] 5 + let time = Duration::from_millis(100);
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `thread`
[INFO] [stdout]  --> src/lib.rs:98:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | thread::sleep(time);
[INFO] [stdout]   | ^^^^^^ use of undeclared crate or module `thread`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this module
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::thread;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `chrono` in this scope
[INFO] [stdout]  --> src/lib.rs:100:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | chrono.lap(); // chono.laps == [Duration<0.1s>, Duration<0.2s>]
[INFO] [stdout]   | ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `thread`
[INFO] [stdout]   --> src/lib.rs:102:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | thread::sleep(time);
[INFO] [stdout]    | ^^^^^^ use of undeclared crate or module `thread`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this module
[INFO] [stdout]    |
[INFO] [stdout] 2  + use std::thread;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `chrono` in this scope
[INFO] [stdout]   --> src/lib.rs:104:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | chrono.lap(); // chono.laps == [Duration<0.1s>, Duration<0.2s>]
[INFO] [stdout]    | ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - Chronometer::duration (line 147)
[INFO] [stdout]     src/lib.rs - Chronometer::lap (line 93)
[INFO] [stdout]     src/lib.rs - Chronometer::pause (line 60)
[INFO] [stdout]     src/lib.rs - Chronometer::reset (line 118)
[INFO] [stdout]     src/lib.rs - Chronometer::start (line 45)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 5 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "ec6defdc37e7e094f8972f24f13f22e132b5aec2299e00df512d5906e095d9be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec6defdc37e7e094f8972f24f13f22e132b5aec2299e00df512d5906e095d9be", kill_on_drop: false }`
[INFO] [stdout] ec6defdc37e7e094f8972f24f13f22e132b5aec2299e00df512d5906e095d9be
[INFO] testing chronometer-0.1.2 against beta-2024-02-10 for beta-1.77-1
[INFO] extracting crate chronometer 0.1.2 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate chronometer 0.1.2 on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate chronometer 0.1.2
[INFO] finished tweaking crates.io crate chronometer 0.1.2
[INFO] tweaked toml for crates.io crate chronometer 0.1.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fcd35705574d01e83e8230f6ce0d449e20d894de7924c334badb733a6644420e
[INFO] running `Command { std: "docker" "start" "-a" "fcd35705574d01e83e8230f6ce0d449e20d894de7924c334badb733a6644420e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fcd35705574d01e83e8230f6ce0d449e20d894de7924c334badb733a6644420e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcd35705574d01e83e8230f6ce0d449e20d894de7924c334badb733a6644420e", kill_on_drop: false }`
[INFO] [stdout] fcd35705574d01e83e8230f6ce0d449e20d894de7924c334badb733a6644420e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c9ea6c8bb5abfb52015acbb876ffe31013ddd9392ed1377fda8c346f6246508
[INFO] running `Command { std: "docker" "start" "-a" "0c9ea6c8bb5abfb52015acbb876ffe31013ddd9392ed1377fda8c346f6246508", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling chronometer v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "0c9ea6c8bb5abfb52015acbb876ffe31013ddd9392ed1377fda8c346f6246508", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c9ea6c8bb5abfb52015acbb876ffe31013ddd9392ed1377fda8c346f6246508", kill_on_drop: false }`
[INFO] [stdout] 0c9ea6c8bb5abfb52015acbb876ffe31013ddd9392ed1377fda8c346f6246508
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41a3d63ee8adaab44426cded05595acf9b0f403b709397310aea8b5fc0d65c58
[INFO] running `Command { std: "docker" "start" "-a" "41a3d63ee8adaab44426cded05595acf9b0f403b709397310aea8b5fc0d65c58", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling chronometer v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "41a3d63ee8adaab44426cded05595acf9b0f403b709397310aea8b5fc0d65c58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41a3d63ee8adaab44426cded05595acf9b0f403b709397310aea8b5fc0d65c58", kill_on_drop: false }`
[INFO] [stdout] 41a3d63ee8adaab44426cded05595acf9b0f403b709397310aea8b5fc0d65c58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 98d95b864cd56c90f5111db49092542f9d8400e762a42dfaed225737dc8485f3
[INFO] running `Command { std: "docker" "start" "-a" "98d95b864cd56c90f5111db49092542f9d8400e762a42dfaed225737dc8485f3", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/chronometer-0e23be49927ae7c6)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test::create ... ok
[INFO] [stdout] test test::pause ... ok
[INFO] [stdout] test test::start ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests chronometer
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - Chronometer::start (line 45) ... FAILED
[INFO] [stdout] test src/lib.rs - Chronometer::lap (line 93) ... FAILED
[INFO] [stdout] test src/lib.rs - Chronometer::pause (line 60) ... FAILED
[INFO] [stdout] test src/lib.rs - Chronometer::reset (line 118) ... FAILED
[INFO] [stdout] test src/lib.rs - Chronometer::duration (line 147) ... FAILED
[INFO] [stdout] test src/lib.rs - Chronometer::new (line 24) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Chronometer::start (line 45) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `chrono` in this scope
[INFO] [stdout]  --> src/lib.rs:46:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | chrono.start();
[INFO] [stdout]   | ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Chronometer::lap (line 93) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `chrono` in this scope
[INFO] [stdout]  --> src/lib.rs:94:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | chrono.start();
[INFO] [stdout]   | ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `time`
[INFO] [stdout]  --> src/lib.rs:96:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | let time = time::Duration::from_millis(100);
[INFO] [stdout]   |            ^^^^ use of undeclared crate or module `time`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use core::time::Duration;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::time::Duration;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Duration`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 5 - let time = time::Duration::from_millis(100);
[INFO] [stdout] 5 + let time = Duration::from_millis(100);
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `thread`
[INFO] [stdout]  --> src/lib.rs:98:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | thread::sleep(time);
[INFO] [stdout]   | ^^^^^^ use of undeclared crate or module `thread`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this module
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::thread;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `chrono` in this scope
[INFO] [stdout]  --> src/lib.rs:100:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | chrono.lap(); // chono.laps == [Duration<0.1s>, Duration<0.2s>]
[INFO] [stdout]   | ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `thread`
[INFO] [stdout]   --> src/lib.rs:102:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | thread::sleep(time);
[INFO] [stdout]    | ^^^^^^ use of undeclared crate or module `thread`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this module
[INFO] [stdout]    |
[INFO] [stdout] 2  + use std::thread;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `chrono` in this scope
[INFO] [stdout]   --> src/lib.rs:104:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | chrono.lap(); // chono.laps == [Duration<0.1s>, Duration<0.2s>]
[INFO] [stdout]    | ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Chronometer::pause (line 60) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `chrono` in this scope
[INFO] [stdout]  --> src/lib.rs:61:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | chrono.start();
[INFO] [stdout]   | ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `time`
[INFO] [stdout]  --> src/lib.rs:63:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | let time = time::Duration::from_millis(100);
[INFO] [stdout]   |            ^^^^ use of undeclared crate or module `time`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use core::time::Duration;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::time::Duration;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Duration`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 5 - let time = time::Duration::from_millis(100);
[INFO] [stdout] 5 + let time = Duration::from_millis(100);
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `thread`
[INFO] [stdout]  --> src/lib.rs:65:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | thread::sleep(time);
[INFO] [stdout]   | ^^^^^^ use of undeclared crate or module `thread`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this module
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::thread;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `chrono` in this scope
[INFO] [stdout]  --> src/lib.rs:66:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | chrono.pause(); // chrono.duration == Duration<0.1s>
[INFO] [stdout]   | ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `thread`
[INFO] [stdout]  --> src/lib.rs:67:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | thread::sleep(time);
[INFO] [stdout]   | ^^^^^^ use of undeclared crate or module `thread`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this module
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::thread;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `chrono` in this scope
[INFO] [stdout]   --> src/lib.rs:71:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | chrono.start();
[INFO] [stdout]    | ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `thread`
[INFO] [stdout]   --> src/lib.rs:72:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | thread::sleep(time);
[INFO] [stdout]    | ^^^^^^ use of undeclared crate or module `thread`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this module
[INFO] [stdout]    |
[INFO] [stdout] 2  + use std::thread;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Chronometer::reset (line 118) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `chrono` in this scope
[INFO] [stdout]  --> src/lib.rs:119:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | chrono.start();
[INFO] [stdout]   | ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `time`
[INFO] [stdout]  --> src/lib.rs:121:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | let time = time::Duration::from_millis(100);
[INFO] [stdout]   |            ^^^^ use of undeclared crate or module `time`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use core::time::Duration;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::time::Duration;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Duration`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 5 - let time = time::Duration::from_millis(100);
[INFO] [stdout] 5 + let time = Duration::from_millis(100);
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `thread`
[INFO] [stdout]  --> src/lib.rs:123:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | thread::sleep(time);
[INFO] [stdout]   | ^^^^^^ use of undeclared crate or module `thread`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this module
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::thread;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `chrono` in this scope
[INFO] [stdout]  --> src/lib.rs:125:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | chrono.lap(); // chono.laps == [Duration<0.1s>, Duration<0.2s>]
[INFO] [stdout]   | ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `chrono` in this scope
[INFO] [stdout]   --> src/lib.rs:126:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | chrono.reset();
[INFO] [stdout]    | ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Chronometer::duration (line 147) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `chrono` in this scope
[INFO] [stdout]  --> src/lib.rs:148:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | chrono.start();
[INFO] [stdout]   | ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `time`
[INFO] [stdout]  --> src/lib.rs:150:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | let time = time::Duration::from_millis(100);
[INFO] [stdout]   |            ^^^^ use of undeclared crate or module `time`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use core::time::Duration;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::time::Duration;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Duration`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 5 - let time = time::Duration::from_millis(100);
[INFO] [stdout] 5 + let time = Duration::from_millis(100);
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `thread`
[INFO] [stdout]  --> src/lib.rs:152:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | thread::sleep(time);
[INFO] [stdout]   | ^^^^^^ use of undeclared crate or module `thread`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this module
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::thread;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `chrono` in this scope
[INFO] [stdout]  --> src/lib.rs:154:25
[INFO] [stdout]   |
[INFO] [stdout] 9 | println!("elapsed: {}", chrono.duration().as_millis()); // elapsed: 100
[INFO] [stdout]   |                         ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - Chronometer::duration (line 147)
[INFO] [stdout]     src/lib.rs - Chronometer::lap (line 93)
[INFO] [stdout]     src/lib.rs - Chronometer::pause (line 60)
[INFO] [stdout]     src/lib.rs - Chronometer::reset (line 118)
[INFO] [stdout]     src/lib.rs - Chronometer::start (line 45)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 5 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "98d95b864cd56c90f5111db49092542f9d8400e762a42dfaed225737dc8485f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98d95b864cd56c90f5111db49092542f9d8400e762a42dfaed225737dc8485f3", kill_on_drop: false }`
[INFO] [stdout] 98d95b864cd56c90f5111db49092542f9d8400e762a42dfaed225737dc8485f3
