[INFO] fetching crate chrono_elapsed 1.0.12...
[INFO] testing chrono_elapsed-1.0.12 against 1.59.0 for beta-1.60-1
[INFO] extracting crate chrono_elapsed 1.0.12 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate chrono_elapsed 1.0.12 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate chrono_elapsed 1.0.12
[INFO] finished tweaking crates.io crate chrono_elapsed 1.0.12
[INFO] tweaked toml for crates.io crate chrono_elapsed 1.0.12 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f36dae20ba5114a9456b8a05aac12990dabd4d263a8995e492744284b861fe7e
[INFO] running `Command { std: "docker" "start" "-a" "f36dae20ba5114a9456b8a05aac12990dabd4d263a8995e492744284b861fe7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f36dae20ba5114a9456b8a05aac12990dabd4d263a8995e492744284b861fe7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f36dae20ba5114a9456b8a05aac12990dabd4d263a8995e492744284b861fe7e", kill_on_drop: false }`
[INFO] [stdout] f36dae20ba5114a9456b8a05aac12990dabd4d263a8995e492744284b861fe7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7080b6710d06be1e904b4bd61a6b38c50f427fdd85e2c0d18d7dfc03ee5de9ee
[INFO] running `Command { std: "docker" "start" "-a" "7080b6710d06be1e904b4bd61a6b38c50f427fdd85e2c0d18d7dfc03ee5de9ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling libmath v0.2.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling chrono_elapsed v1.0.12 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `tf`
[INFO] [stdout]    --> src/lib.rs:374:35
[INFO] [stdout]     |
[INFO] [stdout] 374 |     pub fn through_til(&mut self, tf: &TimeFrame) -> &mut Self {
[INFO] [stdout]     |                                   ^^ help: if this is intentional, prefix it with an underscore: `_tf`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.36s
[INFO] running `Command { std: "docker" "inspect" "7080b6710d06be1e904b4bd61a6b38c50f427fdd85e2c0d18d7dfc03ee5de9ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7080b6710d06be1e904b4bd61a6b38c50f427fdd85e2c0d18d7dfc03ee5de9ee", kill_on_drop: false }`
[INFO] [stdout] 7080b6710d06be1e904b4bd61a6b38c50f427fdd85e2c0d18d7dfc03ee5de9ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09b04f40303674f170b57f5f7ef70ebf525bf2b1c6241ed4665b28f4e2594de1
[INFO] running `Command { std: "docker" "start" "-a" "09b04f40303674f170b57f5f7ef70ebf525bf2b1c6241ed4665b28f4e2594de1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling chrono_elapsed v1.0.12 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `tf`
[INFO] [stdout]    --> src/lib.rs:374:35
[INFO] [stdout]     |
[INFO] [stdout] 374 |     pub fn through_til(&mut self, tf: &TimeFrame) -> &mut Self {
[INFO] [stdout]     |                                   ^^ help: if this is intentional, prefix it with an underscore: `_tf`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tf`
[INFO] [stdout]    --> src/lib.rs:374:35
[INFO] [stdout]     |
[INFO] [stdout] 374 |     pub fn through_til(&mut self, tf: &TimeFrame) -> &mut Self {
[INFO] [stdout]     |                                   ^^ help: if this is intentional, prefix it with an underscore: `_tf`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "09b04f40303674f170b57f5f7ef70ebf525bf2b1c6241ed4665b28f4e2594de1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09b04f40303674f170b57f5f7ef70ebf525bf2b1c6241ed4665b28f4e2594de1", kill_on_drop: false }`
[INFO] [stdout] 09b04f40303674f170b57f5f7ef70ebf525bf2b1c6241ed4665b28f4e2594de1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b6c33b61d069c65f92acef90d152b880658e63a4ff16b9a329de5bbf5dfcd05d
[INFO] running `Command { std: "docker" "start" "-a" "b6c33b61d069c65f92acef90d152b880658e63a4ff16b9a329de5bbf5dfcd05d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `tf`
[INFO] [stdout] running 2 tests
[INFO] [stderr]    --> src/lib.rs:374:35
[INFO] [stderr]     |
[INFO] [stderr] 374 |     pub fn through_til(&mut self, tf: &TimeFrame) -> &mut Self {
[INFO] [stderr]     |                                   ^^ help: if this is intentional, prefix it with an underscore: `_tf`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `chrono_elapsed` (lib) generated 1 warning
[INFO] [stderr] warning: `chrono_elapsed` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/chrono_elapsed-4f45e2d122f3adc2)
[INFO] [stdout] test tests::print_elapsed_since_birth ... ok
[INFO] [stdout] test tests::print_elapsed_since_recent ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests chrono_elapsed
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - Elapsed::through_til (line 365) ... FAILED
[INFO] [stdout] test src/lib.rs - Elapsed::years_and (line 283) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Elapsed::through_til (line 365) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `TimeFrame`
[INFO] [stdout]  --> src/lib.rs:366:44
[INFO] [stdout]   |
[INFO] [stdout] 3 | let date = self.seconds_and().through_til(&TimeFrame::Months);
[INFO] [stdout]   |                                            ^^^^^^^^^ use of undeclared type `TimeFrame`
[INFO] [stdout] 
[INFO] [stdout] error[E0424]: expected value, found module `self`
[INFO] [stdout]  --> src/lib.rs:366:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_365_0() {
[INFO] [stdout]   |                                         ------------------------------ this function can't have a `self` parameter
[INFO] [stdout] 3 | let date = self.seconds_and().through_til(&TimeFrame::Months);
[INFO] [stdout]   |            ^^^^ `self` value is a keyword only available in methods with a `self` parameter
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0424, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0424`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Elapsed::years_and (line 283) stdout ----
[INFO] [stdout] error[E0424]: expected value, found module `self`
[INFO] [stdout]  --> src/lib.rs:284:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_283_0() {
[INFO] [stdout]   |                                         ------------------------------ this function can't have a `self` parameter
[INFO] [stdout] 3 | let date = self.years_and().months_and().weeks();
[INFO] [stdout]   |            ^^^^ `self` value is a keyword only available in methods with a `self` parameter
[INFO] [stdout] 
[INFO] [stdout] error[E0424]: expected value, found module `self`
[INFO] [stdout]  --> src/lib.rs:286:18
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_283_0() {
[INFO] [stdout]   |                                         ------------------------------ this function can't have a `self` parameter
[INFO] [stdout] ...
[INFO] [stdout] 5 | let silly_date = self.years_and().seconds();
[INFO] [stdout]   |                  ^^^^ `self` value is a keyword only available in methods with a `self` parameter
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0424`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - Elapsed::through_til (line 365)
[INFO] [stdout]     src/lib.rs - Elapsed::years_and (line 283)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "b6c33b61d069c65f92acef90d152b880658e63a4ff16b9a329de5bbf5dfcd05d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6c33b61d069c65f92acef90d152b880658e63a4ff16b9a329de5bbf5dfcd05d", kill_on_drop: false }`
[INFO] [stdout] b6c33b61d069c65f92acef90d152b880658e63a4ff16b9a329de5bbf5dfcd05d