[INFO] cloning repository https://github.com/letitride/Rust-wordcount
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/letitride/Rust-wordcount" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fletitride%2FRust-wordcount", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fletitride%2FRust-wordcount'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a647ad7abce8cd7212a5fd3c1069584bef913ba1
[INFO] testing letitride/Rust-wordcount against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fletitride%2FRust-wordcount" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/letitride/Rust-wordcount
[INFO] finished tweaking git repo https://github.com/letitride/Rust-wordcount
[INFO] tweaked toml for git repo https://github.com/letitride/Rust-wordcount written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/letitride/Rust-wordcount on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/letitride/Rust-wordcount 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6bd086f10c5cd23dcedbba51d31df8890415f15acf045dbc587bbbb930db08cd
[INFO] running `Command { std: "docker" "start" "-a" "6bd086f10c5cd23dcedbba51d31df8890415f15acf045dbc587bbbb930db08cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bd086f10c5cd23dcedbba51d31df8890415f15acf045dbc587bbbb930db08cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bd086f10c5cd23dcedbba51d31df8890415f15acf045dbc587bbbb930db08cd", kill_on_drop: false }`
[INFO] [stdout] 6bd086f10c5cd23dcedbba51d31df8890415f15acf045dbc587bbbb930db08cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e340a4ce22acccb35a7c2906a227f51889652597cd858243e218e94315754ef
[INFO] running `Command { std: "docker" "start" "-a" "9e340a4ce22acccb35a7c2906a227f51889652597cd858243e218e94315754ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling wordcount v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.47s
[INFO] running `Command { std: "docker" "inspect" "9e340a4ce22acccb35a7c2906a227f51889652597cd858243e218e94315754ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e340a4ce22acccb35a7c2906a227f51889652597cd858243e218e94315754ef", kill_on_drop: false }`
[INFO] [stdout] 9e340a4ce22acccb35a7c2906a227f51889652597cd858243e218e94315754ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a544c5b7baf7f4ee790acb7a930171b2c3f3623a3a6891b0632efe67ef702881
[INFO] running `Command { std: "docker" "start" "-a" "a544c5b7baf7f4ee790acb7a930171b2c3f3623a3a6891b0632efe67ef702881", kill_on_drop: false }`
[INFO] [stderr]    Compiling wordcount v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "a544c5b7baf7f4ee790acb7a930171b2c3f3623a3a6891b0632efe67ef702881", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a544c5b7baf7f4ee790acb7a930171b2c3f3623a3a6891b0632efe67ef702881", kill_on_drop: false }`
[INFO] [stdout] a544c5b7baf7f4ee790acb7a930171b2c3f3623a3a6891b0632efe67ef702881
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b81f71d27b229ea514371c05ec29712748575efdec31f53f09a26c593065d2f9
[INFO] running `Command { std: "docker" "start" "-a" "b81f71d27b229ea514371c05ec29712748575efdec31f53f09a26c593065d2f9", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/wordcount-15236c071d1cda55)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test::result_test ... FAILED
[INFO] [stdout] test test::word_count_fails ... ok
[INFO] [stdout] test test::word_count_works ... ok
[INFO] [stdout] test test::word_count_do_not_contain_unknown_words - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test::result_test stdout ----
[INFO] [stdout] Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test::result_test
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 3 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "b81f71d27b229ea514371c05ec29712748575efdec31f53f09a26c593065d2f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b81f71d27b229ea514371c05ec29712748575efdec31f53f09a26c593065d2f9", kill_on_drop: false }`
[INFO] [stdout] b81f71d27b229ea514371c05ec29712748575efdec31f53f09a26c593065d2f9
