[INFO] fetching crate cow_arc 0.2.2...
[INFO] testing cow_arc-0.2.2 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate cow_arc 0.2.2 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate cow_arc 0.2.2
[INFO] finished tweaking crates.io crate cow_arc 0.2.2
[INFO] tweaked toml for crates.io crate cow_arc 0.2.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cow_arc 0.2.2 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9426f7d196acf986f331e09c665a0ff1e5e2cc3808050c0f47c4ffa9b8b26eff
[INFO] running `Command { std: "docker" "start" "-a" "9426f7d196acf986f331e09c665a0ff1e5e2cc3808050c0f47c4ffa9b8b26eff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9426f7d196acf986f331e09c665a0ff1e5e2cc3808050c0f47c4ffa9b8b26eff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9426f7d196acf986f331e09c665a0ff1e5e2cc3808050c0f47c4ffa9b8b26eff", kill_on_drop: false }`
[INFO] [stdout] 9426f7d196acf986f331e09c665a0ff1e5e2cc3808050c0f47c4ffa9b8b26eff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ddaa1e8ef175a28bc5857ae57594111a8afe6d7b0f8e44da3bb5a6e0497ea6c
[INFO] running `Command { std: "docker" "start" "-a" "4ddaa1e8ef175a28bc5857ae57594111a8afe6d7b0f8e44da3bb5a6e0497ea6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling cow_arc v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "4ddaa1e8ef175a28bc5857ae57594111a8afe6d7b0f8e44da3bb5a6e0497ea6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ddaa1e8ef175a28bc5857ae57594111a8afe6d7b0f8e44da3bb5a6e0497ea6c", kill_on_drop: false }`
[INFO] [stdout] 4ddaa1e8ef175a28bc5857ae57594111a8afe6d7b0f8e44da3bb5a6e0497ea6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0f071cbd5377854507d3d3668228b368b2a0ec00e6e26c6c253d38e0955b2b5
[INFO] running `Command { std: "docker" "start" "-a" "f0f071cbd5377854507d3d3668228b368b2a0ec00e6e26c6c253d38e0955b2b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling cow_arc v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "f0f071cbd5377854507d3d3668228b368b2a0ec00e6e26c6c253d38e0955b2b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0f071cbd5377854507d3d3668228b368b2a0ec00e6e26c6c253d38e0955b2b5", kill_on_drop: false }`
[INFO] [stdout] f0f071cbd5377854507d3d3668228b368b2a0ec00e6e26c6c253d38e0955b2b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 78fb6f2855851df6872d7361432ebd723af19e1e58932687da1989acca11d364
[INFO] running `Command { std: "docker" "start" "-a" "78fb6f2855851df6872d7361432ebd723af19e1e58932687da1989acca11d364", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cow_arc-e18c96b726e69940)
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests cow_arc
[INFO] [stdout] test tests::test_cow_arc ... 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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - CowArc<T>::set_val (line 31) ... ok
[INFO] [stdout] test src/lib.rs - CowArc<T>::update_val (line 55) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.35s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "78fb6f2855851df6872d7361432ebd723af19e1e58932687da1989acca11d364", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78fb6f2855851df6872d7361432ebd723af19e1e58932687da1989acca11d364", kill_on_drop: false }`
[INFO] [stdout] 78fb6f2855851df6872d7361432ebd723af19e1e58932687da1989acca11d364