[INFO] cloning repository https://github.com/shuntaroy/NLP100Ex2020r2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shuntaroy/NLP100Ex2020r2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshuntaroy%2FNLP100Ex2020r2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshuntaroy%2FNLP100Ex2020r2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 16201ed1d4c8acfe02d5153c8b635bafa900dc17
[INFO] testing shuntaroy/NLP100Ex2020r2 against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshuntaroy%2FNLP100Ex2020r2" "/workspace/builds/worker-40/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-40/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shuntaroy/NLP100Ex2020r2 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/shuntaroy/NLP100Ex2020r2
[INFO] finished tweaking git repo https://github.com/shuntaroy/NLP100Ex2020r2
[INFO] tweaked toml for git repo https://github.com/shuntaroy/NLP100Ex2020r2 written to /workspace/builds/worker-40/source/Cargo.toml
[INFO] crate git repo https://github.com/shuntaroy/NLP100Ex2020r2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cc6c3abe4c174914dc10ec44677f4e0d00377659ef9e9954bee8dc4aa62fedb5
[INFO] running `Command { std: "docker" "start" "-a" "cc6c3abe4c174914dc10ec44677f4e0d00377659ef9e9954bee8dc4aa62fedb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc6c3abe4c174914dc10ec44677f4e0d00377659ef9e9954bee8dc4aa62fedb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc6c3abe4c174914dc10ec44677f4e0d00377659ef9e9954bee8dc4aa62fedb5", kill_on_drop: false }`
[INFO] [stdout] cc6c3abe4c174914dc10ec44677f4e0d00377659ef9e9954bee8dc4aa62fedb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83143ea61484464351bca3b5b3cbe8f157b432ebfdd2b4210460cf9dd02f5ec0
[INFO] running `Command { std: "docker" "start" "-a" "83143ea61484464351bca3b5b3cbe8f157b432ebfdd2b4210460cf9dd02f5ec0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling nlp100ex2020r2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.28s
[INFO] running `Command { std: "docker" "inspect" "83143ea61484464351bca3b5b3cbe8f157b432ebfdd2b4210460cf9dd02f5ec0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83143ea61484464351bca3b5b3cbe8f157b432ebfdd2b4210460cf9dd02f5ec0", kill_on_drop: false }`
[INFO] [stdout] 83143ea61484464351bca3b5b3cbe8f157b432ebfdd2b4210460cf9dd02f5ec0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] adc45e0c5d7b586b298eb101de793ccf9f6700b131c2b4da4237a337524945e4
[INFO] running `Command { std: "docker" "start" "-a" "adc45e0c5d7b586b298eb101de793ccf9f6700b131c2b4da4237a337524945e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling nlp100ex2020r2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "adc45e0c5d7b586b298eb101de793ccf9f6700b131c2b4da4237a337524945e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adc45e0c5d7b586b298eb101de793ccf9f6700b131c2b4da4237a337524945e4", kill_on_drop: false }`
[INFO] [stdout] adc45e0c5d7b586b298eb101de793ccf9f6700b131c2b4da4237a337524945e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 66e575afbc1a6717e6e4607e4e80ff5c1693baac8b36e6a6ded97a005425171f
[INFO] running `Command { std: "docker" "start" "-a" "66e575afbc1a6717e6e4607e4e80ff5c1693baac8b36e6a6ded97a005425171f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nlp100ex2020r2-1b27c91d9546abf3)
[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]      Running unittests (/opt/rustwide/target/debug/deps/nlp100ex2020r2-ce51bc3fa765c78d)
[INFO] [stderr]    Doc-tests nlp100ex2020r2
[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] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/chapter1.rs - chapter1::ex00 (line 8) ... FAILED
[INFO] [stdout] test src/chapter1.rs - chapter1::ex01 (line 25) ... FAILED
[INFO] [stdout] test src/chapter1.rs - chapter1::ex02 (line 42) ... FAILED
[INFO] [stdout] test src/chapter1.rs - chapter1::ex03 (line 59) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/chapter1.rs - chapter1::ex00 (line 8) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `chapter1`
[INFO] [stdout]  --> src/chapter1.rs:10:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | let res = chapter1::ex00(&s);
[INFO] [stdout]   |           ^^^^^^^^ use of undeclared crate or module `chapter1`
[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] ---- src/chapter1.rs - chapter1::ex01 (line 25) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `chapter1`
[INFO] [stdout]  --> src/chapter1.rs:27:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | let res = chapter1::ex01(&s);
[INFO] [stdout]   |           ^^^^^^^^ use of undeclared crate or module `chapter1`
[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] ---- src/chapter1.rs - chapter1::ex02 (line 42) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `chapter1`
[INFO] [stdout]  --> src/chapter1.rs:45:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | let res = chapter1::ex02(patoka, takusi);
[INFO] [stdout]   |           ^^^^^^^^ use of undeclared crate or module `chapter1`
[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] ---- src/chapter1.rs - chapter1::ex03 (line 59) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `chapter1`
[INFO] [stdout]  --> src/chapter1.rs:61:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | let res = chapter1::ex03(s);
[INFO] [stdout]   |           ^^^^^^^^ use of undeclared crate or module `chapter1`
[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/chapter1.rs - chapter1::ex00 (line 8)
[INFO] [stdout]     src/chapter1.rs - chapter1::ex01 (line 25)
[INFO] [stdout]     src/chapter1.rs - chapter1::ex02 (line 42)
[INFO] [stdout]     src/chapter1.rs - chapter1::ex03 (line 59)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.29s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "66e575afbc1a6717e6e4607e4e80ff5c1693baac8b36e6a6ded97a005425171f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66e575afbc1a6717e6e4607e4e80ff5c1693baac8b36e6a6ded97a005425171f", kill_on_drop: false }`
[INFO] [stdout] 66e575afbc1a6717e6e4607e4e80ff5c1693baac8b36e6a6ded97a005425171f
