[INFO] fetching crate ngrams-rs 0.0.0...
[INFO] testing ngrams-rs-0.0.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate ngrams-rs 0.0.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate ngrams-rs 0.0.0
[INFO] finished tweaking crates.io crate ngrams-rs 0.0.0
[INFO] tweaked toml for crates.io crate ngrams-rs 0.0.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ngrams-rs 0.0.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ngrams-rs 0.0.0 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6bd5fc740d6f97ddfa21af18e6ab9bf3913fddb9bf8e70f78236e0f190ea357
[INFO] running `Command { std: "docker" "start" "-a" "a6bd5fc740d6f97ddfa21af18e6ab9bf3913fddb9bf8e70f78236e0f190ea357", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6bd5fc740d6f97ddfa21af18e6ab9bf3913fddb9bf8e70f78236e0f190ea357", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6bd5fc740d6f97ddfa21af18e6ab9bf3913fddb9bf8e70f78236e0f190ea357", kill_on_drop: false }`
[INFO] [stdout] a6bd5fc740d6f97ddfa21af18e6ab9bf3913fddb9bf8e70f78236e0f190ea357
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a123b95344f30ea97368c3784a60e9f3d4cb0e66cb2bfff017090c52c4eb989
[INFO] running `Command { std: "docker" "start" "-a" "1a123b95344f30ea97368c3784a60e9f3d4cb0e66cb2bfff017090c52c4eb989", kill_on_drop: false }`
[INFO] [stderr]    Compiling ngrams-rs v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "1a123b95344f30ea97368c3784a60e9f3d4cb0e66cb2bfff017090c52c4eb989", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a123b95344f30ea97368c3784a60e9f3d4cb0e66cb2bfff017090c52c4eb989", kill_on_drop: false }`
[INFO] [stdout] 1a123b95344f30ea97368c3784a60e9f3d4cb0e66cb2bfff017090c52c4eb989
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 752b566b1c373022d458e25b8facf99fa3c4f7018b6258807c8cb183135d4699
[INFO] running `Command { std: "docker" "start" "-a" "752b566b1c373022d458e25b8facf99fa3c4f7018b6258807c8cb183135d4699", kill_on_drop: false }`
[INFO] [stderr]    Compiling ngrams-rs v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "752b566b1c373022d458e25b8facf99fa3c4f7018b6258807c8cb183135d4699", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "752b566b1c373022d458e25b8facf99fa3c4f7018b6258807c8cb183135d4699", kill_on_drop: false }`
[INFO] [stdout] 752b566b1c373022d458e25b8facf99fa3c4f7018b6258807c8cb183135d4699
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bec9b6e1587304dde10c19f0935142f467edd731397a620d43782dbc08d9b1a0
[INFO] running `Command { std: "docker" "start" "-a" "bec9b6e1587304dde10c19f0935142f467edd731397a620d43782dbc08d9b1a0", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ngrams-f24ab046915c3324)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ngrams
[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] running `Command { std: "docker" "inspect" "bec9b6e1587304dde10c19f0935142f467edd731397a620d43782dbc08d9b1a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bec9b6e1587304dde10c19f0935142f467edd731397a620d43782dbc08d9b1a0", kill_on_drop: false }`
[INFO] [stdout] bec9b6e1587304dde10c19f0935142f467edd731397a620d43782dbc08d9b1a0