[INFO] fetching crate ngram 0.1.13...
[INFO] testing ngram-0.1.13 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate ngram 0.1.13 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate ngram 0.1.13 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ngram 0.1.13
[INFO] finished tweaking crates.io crate ngram 0.1.13
[INFO] tweaked toml for crates.io crate ngram 0.1.13 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 563df557c544600f118ebcc3789575f248069bf013d1561238b83ccc03ee37e0
[INFO] running `Command { std: "docker" "start" "-a" "563df557c544600f118ebcc3789575f248069bf013d1561238b83ccc03ee37e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "563df557c544600f118ebcc3789575f248069bf013d1561238b83ccc03ee37e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "563df557c544600f118ebcc3789575f248069bf013d1561238b83ccc03ee37e0", kill_on_drop: false }`
[INFO] [stdout] 563df557c544600f118ebcc3789575f248069bf013d1561238b83ccc03ee37e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 017b0493b59364314f8a86fe05b091418347b64e167d62a9ecdb6d9d901dee02
[INFO] running `Command { std: "docker" "start" "-a" "017b0493b59364314f8a86fe05b091418347b64e167d62a9ecdb6d9d901dee02", kill_on_drop: false }`
[INFO] [stderr]    Compiling ngram v0.1.13 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "017b0493b59364314f8a86fe05b091418347b64e167d62a9ecdb6d9d901dee02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "017b0493b59364314f8a86fe05b091418347b64e167d62a9ecdb6d9d901dee02", kill_on_drop: false }`
[INFO] [stdout] 017b0493b59364314f8a86fe05b091418347b64e167d62a9ecdb6d9d901dee02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46d53d504ad7b3596f03fb680ac78d84a30a4cdf316cbf6116e3120a076fa1da
[INFO] running `Command { std: "docker" "start" "-a" "46d53d504ad7b3596f03fb680ac78d84a30a4cdf316cbf6116e3120a076fa1da", kill_on_drop: false }`
[INFO] [stderr]    Compiling ngram v0.1.13 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "46d53d504ad7b3596f03fb680ac78d84a30a4cdf316cbf6116e3120a076fa1da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46d53d504ad7b3596f03fb680ac78d84a30a4cdf316cbf6116e3120a076fa1da", kill_on_drop: false }`
[INFO] [stdout] 46d53d504ad7b3596f03fb680ac78d84a30a4cdf316cbf6116e3120a076fa1da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f67b4c4dc6ddaf8d61760daa1ba15417ddc7d40e76ecc63cb923ec3caa03b148
[INFO] running `Command { std: "docker" "start" "-a" "f67b4c4dc6ddaf8d61760daa1ba15417ddc7d40e76ecc63cb923ec3caa03b148", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ngram-91f6348777bb1f53)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_ngram::ngrams ... ok
[INFO] [stdout] test test_ngram::kskip_ngrams ... ok
[INFO] [stdout] test test_ngram::bench_kskip_ngrams ... ok
[INFO] [stdout] test test_ngram::bench_ngrams ... 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]    Doc-tests ngram
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - NGram (line 47) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.52s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f67b4c4dc6ddaf8d61760daa1ba15417ddc7d40e76ecc63cb923ec3caa03b148", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f67b4c4dc6ddaf8d61760daa1ba15417ddc7d40e76ecc63cb923ec3caa03b148", kill_on_drop: false }`
[INFO] [stdout] f67b4c4dc6ddaf8d61760daa1ba15417ddc7d40e76ecc63cb923ec3caa03b148