[INFO] cloning repository https://github.com/masinc/nlp100-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/masinc/nlp100-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmasinc%2Fnlp100-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmasinc%2Fnlp100-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c4fa9ddc21ff46b00aa4d55a93113fa9c0ede2c8
[INFO] testing masinc/nlp100-rust against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmasinc%2Fnlp100-rust" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/masinc/nlp100-rust on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/masinc/nlp100-rust
[INFO] finished tweaking git repo https://github.com/masinc/nlp100-rust
[INFO] tweaked toml for git repo https://github.com/masinc/nlp100-rust written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/masinc/nlp100-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 312b6a8865335c5ed2ef8334f528526f51b187db90b89b25efbe843f6e05971a
[INFO] running `Command { std: "docker" "start" "-a" "312b6a8865335c5ed2ef8334f528526f51b187db90b89b25efbe843f6e05971a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "312b6a8865335c5ed2ef8334f528526f51b187db90b89b25efbe843f6e05971a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "312b6a8865335c5ed2ef8334f528526f51b187db90b89b25efbe843f6e05971a", kill_on_drop: false }`
[INFO] [stdout] 312b6a8865335c5ed2ef8334f528526f51b187db90b89b25efbe843f6e05971a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4895be7f2a190179e06f2d56977076c29dd610c77f040eed2da1632a176ec0b5
[INFO] running `Command { std: "docker" "start" "-a" "4895be7f2a190179e06f2d56977076c29dd610c77f040eed2da1632a176ec0b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling itertools v0.10.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling thiserror v1.0.25
[INFO] [stderr]    Compiling nlp100-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.56s
[INFO] running `Command { std: "docker" "inspect" "4895be7f2a190179e06f2d56977076c29dd610c77f040eed2da1632a176ec0b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4895be7f2a190179e06f2d56977076c29dd610c77f040eed2da1632a176ec0b5", kill_on_drop: false }`
[INFO] [stdout] 4895be7f2a190179e06f2d56977076c29dd610c77f040eed2da1632a176ec0b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb880a8f07743bbb1f51d547fa2a6885be025a2674e9ee155b950b137b902110
[INFO] running `Command { std: "docker" "start" "-a" "fb880a8f07743bbb1f51d547fa2a6885be025a2674e9ee155b950b137b902110", kill_on_drop: false }`
[INFO] [stderr]    Compiling nlp100-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.53s
[INFO] running `Command { std: "docker" "inspect" "fb880a8f07743bbb1f51d547fa2a6885be025a2674e9ee155b950b137b902110", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb880a8f07743bbb1f51d547fa2a6885be025a2674e9ee155b950b137b902110", kill_on_drop: false }`
[INFO] [stdout] fb880a8f07743bbb1f51d547fa2a6885be025a2674e9ee155b950b137b902110
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3dc4da99cb5dee5915be584ae7a6cb86c8badfaad73cfcbe017e40e7a70dafc9
[INFO] running `Command { std: "docker" "start" "-a" "3dc4da99cb5dee5915be584ae7a6cb86c8badfaad73cfcbe017e40e7a70dafc9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nlp100_rust-adfbd5ae945a2cf4)
[INFO] [stdout] running 9 tests
[INFO] [stdout] test ch01::problem00::tests::test ... ok
[INFO] [stdout] test ch01::problem01::tests::test ... ok
[INFO] [stdout] test ch01::problem02::tests::test ... ok
[INFO] [stdout] test ch01::problem04::tests::test ... ok
[INFO] [stdout] test ch01::problem07::tests::test ... ok
[INFO] [stdout] test ch01::problem05::tests::test ... ok
[INFO] [stdout] test ch01::problem08::tests::test ... ok
[INFO] [stdout] test ch01::problem06::tests::test ... ok
[INFO] [stdout] test ch01::problem03::tests::test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3dc4da99cb5dee5915be584ae7a6cb86c8badfaad73cfcbe017e40e7a70dafc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dc4da99cb5dee5915be584ae7a6cb86c8badfaad73cfcbe017e40e7a70dafc9", kill_on_drop: false }`
[INFO] [stdout] 3dc4da99cb5dee5915be584ae7a6cb86c8badfaad73cfcbe017e40e7a70dafc9