[INFO] fetching crate qwtsc 0.1.0...
[INFO] testing qwtsc-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate qwtsc 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate qwtsc 0.1.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate qwtsc 0.1.0
[INFO] finished tweaking crates.io crate qwtsc 0.1.0
[INFO] tweaked toml for crates.io crate qwtsc 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate qwtsc 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e8bd18925ef44c9a2901216dfdb574011bc1b6db1119be5db66b004a49a9b765
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e8bd18925ef44c9a2901216dfdb574011bc1b6db1119be5db66b004a49a9b765", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8bd18925ef44c9a2901216dfdb574011bc1b6db1119be5db66b004a49a9b765", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8bd18925ef44c9a2901216dfdb574011bc1b6db1119be5db66b004a49a9b765", kill_on_drop: false }`
[INFO] [stdout] e8bd18925ef44c9a2901216dfdb574011bc1b6db1119be5db66b004a49a9b765
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 00f26c95ba53b50ecdd763dbee9c97a00f42af9ba65cc6f6651838c9c4b61a05
[INFO] running `Command { std: "docker" "start" "-a" "00f26c95ba53b50ecdd763dbee9c97a00f42af9ba65cc6f6651838c9c4b61a05", kill_on_drop: false }`
[INFO] [stderr]    Compiling qwtsc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "00f26c95ba53b50ecdd763dbee9c97a00f42af9ba65cc6f6651838c9c4b61a05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00f26c95ba53b50ecdd763dbee9c97a00f42af9ba65cc6f6651838c9c4b61a05", kill_on_drop: false }`
[INFO] [stdout] 00f26c95ba53b50ecdd763dbee9c97a00f42af9ba65cc6f6651838c9c4b61a05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6800594b660f31e066081c53acc3f798d70a381d70b7f86348c70ccaea68cdd3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6800594b660f31e066081c53acc3f798d70a381d70b7f86348c70ccaea68cdd3", kill_on_drop: false }`
[INFO] [stderr]    Compiling qwtsc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "6800594b660f31e066081c53acc3f798d70a381d70b7f86348c70ccaea68cdd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6800594b660f31e066081c53acc3f798d70a381d70b7f86348c70ccaea68cdd3", kill_on_drop: false }`
[INFO] [stdout] 6800594b660f31e066081c53acc3f798d70a381d70b7f86348c70ccaea68cdd3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 428d2cae2f50ad64a87a72d49ef2b78b492ae42012b38333f9c9810e9b88d6a7
[INFO] running `Command { std: "docker" "start" "-a" "428d2cae2f50ad64a87a72d49ef2b78b492ae42012b38333f9c9810e9b88d6a7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/qwtsc-ab8d758ec8c60d8d
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::iterator_demonstration ... ok
[INFO] [stdout] test tests::one_result ... ok
[INFO] [stdout] test tests::test_iter ... ok
[INFO] [stdout] test tests::sensitive_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/qwtsc-d7698ffba3e1fc60
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stderr]    Doc-tests qwtsc
[INFO] [stdout] test lib::tests::sensitive_test ... ok
[INFO] [stdout] test lib::tests::test_iter ... ok
[INFO] [stdout] test lib::tests::one_result ... ok
[INFO] [stdout] test lib::tests::iterator_demonstration ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - search (line 53) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - search (line 53) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `minigrep`
[INFO] [stdout]  --> src/lib.rs:56:45
[INFO] [stdout]   |
[INFO] [stdout] 5 | assert_eq!(vec!["safe, fast, productive."], minigrep::search(query, contents));
[INFO] [stdout]   |                                             ^^^^^^^^ use of undeclared crate or module `minigrep`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[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 - search (line 53)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 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" "428d2cae2f50ad64a87a72d49ef2b78b492ae42012b38333f9c9810e9b88d6a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "428d2cae2f50ad64a87a72d49ef2b78b492ae42012b38333f9c9810e9b88d6a7", kill_on_drop: false }`
[INFO] [stdout] 428d2cae2f50ad64a87a72d49ef2b78b492ae42012b38333f9c9810e9b88d6a7