[INFO] fetching crate spare_buffer 0.1.1...
[INFO] testing spare_buffer-0.1.1 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate spare_buffer 0.1.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate spare_buffer 0.1.1 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate spare_buffer 0.1.1
[INFO] finished tweaking crates.io crate spare_buffer 0.1.1
[INFO] tweaked toml for crates.io crate spare_buffer 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate spare_buffer 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5fdc86e6d01bac5a8328de722246733a327bddf47f07d9094beb096e0df6af4
[INFO] running `Command { std: "docker" "start" "-a" "e5fdc86e6d01bac5a8328de722246733a327bddf47f07d9094beb096e0df6af4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5fdc86e6d01bac5a8328de722246733a327bddf47f07d9094beb096e0df6af4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5fdc86e6d01bac5a8328de722246733a327bddf47f07d9094beb096e0df6af4", kill_on_drop: false }`
[INFO] [stdout] e5fdc86e6d01bac5a8328de722246733a327bddf47f07d9094beb096e0df6af4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 377349a1dc52c890ef9f64ec1b83565a8d4f9fbb24502eb12760f951854b67a1
[INFO] running `Command { std: "docker" "start" "-a" "377349a1dc52c890ef9f64ec1b83565a8d4f9fbb24502eb12760f951854b67a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling spare_buffer v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "377349a1dc52c890ef9f64ec1b83565a8d4f9fbb24502eb12760f951854b67a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "377349a1dc52c890ef9f64ec1b83565a8d4f9fbb24502eb12760f951854b67a1", kill_on_drop: false }`
[INFO] [stdout] 377349a1dc52c890ef9f64ec1b83565a8d4f9fbb24502eb12760f951854b67a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f4a9a164e478eba8e0d1ba9669fa27025d4a72aa5a8f5e4e1c8714c083a55b1
[INFO] running `Command { std: "docker" "start" "-a" "2f4a9a164e478eba8e0d1ba9669fa27025d4a72aa5a8f5e4e1c8714c083a55b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling spare_buffer v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "2f4a9a164e478eba8e0d1ba9669fa27025d4a72aa5a8f5e4e1c8714c083a55b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f4a9a164e478eba8e0d1ba9669fa27025d4a72aa5a8f5e4e1c8714c083a55b1", kill_on_drop: false }`
[INFO] [stdout] 2f4a9a164e478eba8e0d1ba9669fa27025d4a72aa5a8f5e4e1c8714c083a55b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0ac4c4e5608b7c04a92927ba20131caa8b818e7bde930fdd0a30512578567b8f
[INFO] running `Command { std: "docker" "start" "-a" "0ac4c4e5608b7c04a92927ba20131caa8b818e7bde930fdd0a30512578567b8f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/spare_buffer-293f9e6e8e8311e4)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests spare_buffer
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 35) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 60) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 35) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SpareBuffer`
[INFO] [stdout]  --> src/lib.rs:38:22
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let mut buffer = SpareBuffer::from(&mut vec, None);
[INFO] [stdout]   |                      ^^^^^^^^^^^ use of undeclared type `SpareBuffer`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use spare_buffer::SpareBuffer;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `NonZeroUsize`
[INFO] [stdout]  --> src/lib.rs:40:39
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let spare = buffer.allocate_spare(NonZeroUsize::new(100).unwrap());
[INFO] [stdout]   |                                       ^^^^^^^^^^^^ use of undeclared type `NonZeroUsize`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use core::num::NonZeroUsize;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::num::NonZeroUsize;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 60) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SpareBuffer`
[INFO] [stdout]  --> src/lib.rs:63:22
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let mut buffer = SpareBuffer::from(&mut vec, NonZeroUsize::new(10485760));
[INFO] [stdout]   |                      ^^^^^^^^^^^ use of undeclared type `SpareBuffer`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use spare_buffer::SpareBuffer;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `NonZeroUsize`
[INFO] [stdout]  --> src/lib.rs:63:50
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let mut buffer = SpareBuffer::from(&mut vec, NonZeroUsize::new(10485760));
[INFO] [stdout]   |                                                  ^^^^^^^^^^^^ use of undeclared type `NonZeroUsize`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use core::num::NonZeroUsize;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::num::NonZeroUsize;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `NonZeroUsize`
[INFO] [stdout]  --> src/lib.rs:65:22
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let chunk_size = NonZeroUsize::new(4096).unwrap();
[INFO] [stdout]   |                      ^^^^^^^^^^^^ use of undeclared type `NonZeroUsize`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use core::num::NonZeroUsize;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::num::NonZeroUsize;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `File`
[INFO] [stdout]  --> src/lib.rs:66:20
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut file = File::open("input.dat").expect("Failed to open input file!");
[INFO] [stdout]   |                    ^^^^ use of undeclared type `File`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::fs::File;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 35)
[INFO] [stdout]     src/lib.rs - (line 60)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "0ac4c4e5608b7c04a92927ba20131caa8b818e7bde930fdd0a30512578567b8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ac4c4e5608b7c04a92927ba20131caa8b818e7bde930fdd0a30512578567b8f", kill_on_drop: false }`
[INFO] [stdout] 0ac4c4e5608b7c04a92927ba20131caa8b818e7bde930fdd0a30512578567b8f
[INFO] testing spare_buffer-0.1.1 against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151
[INFO] extracting crate spare_buffer 0.1.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate spare_buffer 0.1.1 on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate spare_buffer 0.1.1
[INFO] finished tweaking crates.io crate spare_buffer 0.1.1
[INFO] tweaked toml for crates.io crate spare_buffer 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate spare_buffer 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d5cf451d93a48fab9a57d769af626fdcd8be66a89ad359a7d3633b6c025a333
[INFO] running `Command { std: "docker" "start" "-a" "6d5cf451d93a48fab9a57d769af626fdcd8be66a89ad359a7d3633b6c025a333", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d5cf451d93a48fab9a57d769af626fdcd8be66a89ad359a7d3633b6c025a333", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d5cf451d93a48fab9a57d769af626fdcd8be66a89ad359a7d3633b6c025a333", kill_on_drop: false }`
[INFO] [stdout] 6d5cf451d93a48fab9a57d769af626fdcd8be66a89ad359a7d3633b6c025a333
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a7c8cd045150c6e5656252c38c71b837d021420274c937487f55fa74b49ed48
[INFO] running `Command { std: "docker" "start" "-a" "3a7c8cd045150c6e5656252c38c71b837d021420274c937487f55fa74b49ed48", kill_on_drop: false }`
[INFO] [stderr]    Compiling spare_buffer v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] running `Command { std: "docker" "inspect" "3a7c8cd045150c6e5656252c38c71b837d021420274c937487f55fa74b49ed48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a7c8cd045150c6e5656252c38c71b837d021420274c937487f55fa74b49ed48", kill_on_drop: false }`
[INFO] [stdout] 3a7c8cd045150c6e5656252c38c71b837d021420274c937487f55fa74b49ed48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fcbcd6677948b2ffa7ce65b1685786aa34f00a671596c93bced3129c2171c417
[INFO] running `Command { std: "docker" "start" "-a" "fcbcd6677948b2ffa7ce65b1685786aa34f00a671596c93bced3129c2171c417", kill_on_drop: false }`
[INFO] [stderr]    Compiling spare_buffer v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "fcbcd6677948b2ffa7ce65b1685786aa34f00a671596c93bced3129c2171c417", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcbcd6677948b2ffa7ce65b1685786aa34f00a671596c93bced3129c2171c417", kill_on_drop: false }`
[INFO] [stdout] fcbcd6677948b2ffa7ce65b1685786aa34f00a671596c93bced3129c2171c417
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a0c2ced0060639429e600b47d01b5aebebe6669827d8410b73d394a249cd0164
[INFO] running `Command { std: "docker" "start" "-a" "a0c2ced0060639429e600b47d01b5aebebe6669827d8410b73d394a249cd0164", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/spare_buffer-293f9e6e8e8311e4)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests spare_buffer
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 35) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 60) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 35) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SpareBuffer`
[INFO] [stdout]  --> src/lib.rs:38:22
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let mut buffer = SpareBuffer::from(&mut vec, None);
[INFO] [stdout]   |                      ^^^^^^^^^^^ use of undeclared type `SpareBuffer`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use spare_buffer::SpareBuffer;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `NonZeroUsize`
[INFO] [stdout]  --> src/lib.rs:40:39
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let spare = buffer.allocate_spare(NonZeroUsize::new(100).unwrap());
[INFO] [stdout]   |                                       ^^^^^^^^^^^^ use of undeclared type `NonZeroUsize`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use core::num::NonZeroUsize;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::num::NonZeroUsize;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 60) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SpareBuffer`
[INFO] [stdout]  --> src/lib.rs:63:22
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let mut buffer = SpareBuffer::from(&mut vec, NonZeroUsize::new(10485760));
[INFO] [stdout]   |                      ^^^^^^^^^^^ use of undeclared type `SpareBuffer`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use spare_buffer::SpareBuffer;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `NonZeroUsize`
[INFO] [stdout]  --> src/lib.rs:63:50
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let mut buffer = SpareBuffer::from(&mut vec, NonZeroUsize::new(10485760));
[INFO] [stdout]   |                                                  ^^^^^^^^^^^^ use of undeclared type `NonZeroUsize`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use core::num::NonZeroUsize;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::num::NonZeroUsize;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `NonZeroUsize`
[INFO] [stdout]  --> src/lib.rs:65:22
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let chunk_size = NonZeroUsize::new(4096).unwrap();
[INFO] [stdout]   |                      ^^^^^^^^^^^^ use of undeclared type `NonZeroUsize`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use core::num::NonZeroUsize;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::num::NonZeroUsize;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `File`
[INFO] [stdout]  --> src/lib.rs:66:20
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut file = File::open("input.dat").expect("Failed to open input file!");
[INFO] [stdout]   |                    ^^^^ use of undeclared type `File`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::fs::File;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 35)
[INFO] [stdout]     src/lib.rs - (line 60)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "a0c2ced0060639429e600b47d01b5aebebe6669827d8410b73d394a249cd0164", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0c2ced0060639429e600b47d01b5aebebe6669827d8410b73d394a249cd0164", kill_on_drop: false }`
[INFO] [stdout] a0c2ced0060639429e600b47d01b5aebebe6669827d8410b73d394a249cd0164
