[INFO] cloning repository https://github.com/bdav87/rustbook-concurrency
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bdav87/rustbook-concurrency" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbdav87%2Frustbook-concurrency", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbdav87%2Frustbook-concurrency'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 677eb3468c9095355ec644b4ab07d8ba0428efe2
[INFO] testing bdav87/rustbook-concurrency against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbdav87%2Frustbook-concurrency" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bdav87/rustbook-concurrency on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bdav87/rustbook-concurrency
[INFO] finished tweaking git repo https://github.com/bdav87/rustbook-concurrency
[INFO] tweaked toml for git repo https://github.com/bdav87/rustbook-concurrency written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/bdav87/rustbook-concurrency already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 396a2b53a8bdcc1aab6ead5d308da1cd44aa682bda3237835a20810a77988095
[INFO] running `Command { std: "docker" "start" "-a" "396a2b53a8bdcc1aab6ead5d308da1cd44aa682bda3237835a20810a77988095", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "396a2b53a8bdcc1aab6ead5d308da1cd44aa682bda3237835a20810a77988095", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "396a2b53a8bdcc1aab6ead5d308da1cd44aa682bda3237835a20810a77988095", kill_on_drop: false }`
[INFO] [stdout] 396a2b53a8bdcc1aab6ead5d308da1cd44aa682bda3237835a20810a77988095
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a709b7b4efa744eb1c9d804384d4beaa358cb905b7c7b7310b09b8eb14bbb747
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a709b7b4efa744eb1c9d804384d4beaa358cb905b7c7b7310b09b8eb14bbb747", kill_on_drop: false }`
[INFO] [stderr]    Compiling fearlessconcurrency v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "a709b7b4efa744eb1c9d804384d4beaa358cb905b7c7b7310b09b8eb14bbb747", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a709b7b4efa744eb1c9d804384d4beaa358cb905b7c7b7310b09b8eb14bbb747", kill_on_drop: false }`
[INFO] [stdout] a709b7b4efa744eb1c9d804384d4beaa358cb905b7c7b7310b09b8eb14bbb747
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76b63c20ce777d80754232fbdb7bcc53d194b21d7c40189e0f598e6e491eb3a1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "76b63c20ce777d80754232fbdb7bcc53d194b21d7c40189e0f598e6e491eb3a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling fearlessconcurrency v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "76b63c20ce777d80754232fbdb7bcc53d194b21d7c40189e0f598e6e491eb3a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76b63c20ce777d80754232fbdb7bcc53d194b21d7c40189e0f598e6e491eb3a1", kill_on_drop: false }`
[INFO] [stdout] 76b63c20ce777d80754232fbdb7bcc53d194b21d7c40189e0f598e6e491eb3a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6238e7b58eeb7df0ca0848a2806273ad22f6fe0b3f37bb688075d1dd94d70b63
[INFO] running `Command { std: "docker" "start" "-a" "6238e7b58eeb7df0ca0848a2806273ad22f6fe0b3f37bb688075d1dd94d70b63", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fearlessconcurrency-8e11b3e63c0a4adc
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6238e7b58eeb7df0ca0848a2806273ad22f6fe0b3f37bb688075d1dd94d70b63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6238e7b58eeb7df0ca0848a2806273ad22f6fe0b3f37bb688075d1dd94d70b63", kill_on_drop: false }`
[INFO] [stdout] 6238e7b58eeb7df0ca0848a2806273ad22f6fe0b3f37bb688075d1dd94d70b63