[INFO] fetching crate barriers 0.2.0...
[INFO] testing barriers-0.2.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate barriers 0.2.0 into /workspace/builds/worker-68/source
[INFO] validating manifest of crates.io crate barriers 0.2.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate barriers 0.2.0
[INFO] finished tweaking crates.io crate barriers 0.2.0
[INFO] tweaked toml for crates.io crate barriers 0.2.0 written to /workspace/builds/worker-68/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b10de823bdd62d55a6b53c1a3862fd3d8759f93a90b1e1efb65b9375fb7fa1f
[INFO] running `Command { std: "docker" "start" "-a" "4b10de823bdd62d55a6b53c1a3862fd3d8759f93a90b1e1efb65b9375fb7fa1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b10de823bdd62d55a6b53c1a3862fd3d8759f93a90b1e1efb65b9375fb7fa1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b10de823bdd62d55a6b53c1a3862fd3d8759f93a90b1e1efb65b9375fb7fa1f", kill_on_drop: false }`
[INFO] [stdout] 4b10de823bdd62d55a6b53c1a3862fd3d8759f93a90b1e1efb65b9375fb7fa1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90d669c94329a466ae5c0e4dea424bc6072fb0e7a5efe34b2311a3edb984565b
[INFO] running `Command { std: "docker" "start" "-a" "90d669c94329a466ae5c0e4dea424bc6072fb0e7a5efe34b2311a3edb984565b", kill_on_drop: false }`
[INFO] [stderr]    Compiling barriers v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "90d669c94329a466ae5c0e4dea424bc6072fb0e7a5efe34b2311a3edb984565b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90d669c94329a466ae5c0e4dea424bc6072fb0e7a5efe34b2311a3edb984565b", kill_on_drop: false }`
[INFO] [stdout] 90d669c94329a466ae5c0e4dea424bc6072fb0e7a5efe34b2311a3edb984565b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7e2d521ad036dcbec000ad1ea0364aa45f23f4d217d6de71a93ffa47c3b9653
[INFO] running `Command { std: "docker" "start" "-a" "c7e2d521ad036dcbec000ad1ea0364aa45f23f4d217d6de71a93ffa47c3b9653", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling barriers v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `Command { std: "docker" "inspect" "c7e2d521ad036dcbec000ad1ea0364aa45f23f4d217d6de71a93ffa47c3b9653", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7e2d521ad036dcbec000ad1ea0364aa45f23f4d217d6de71a93ffa47c3b9653", kill_on_drop: false }`
[INFO] [stdout] c7e2d521ad036dcbec000ad1ea0364aa45f23f4d217d6de71a93ffa47c3b9653
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 49ffd23d907aeb23cfcd689c0d7c3a81339586945358c2377d950fb082f102a0
[INFO] running `Command { std: "docker" "start" "-a" "49ffd23d907aeb23cfcd689c0d7c3a81339586945358c2377d950fb082f102a0", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/barriers-4e67e0c14cbc63de)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test barrier::tests::bench_it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 9.93s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests barriers
[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" "49ffd23d907aeb23cfcd689c0d7c3a81339586945358c2377d950fb082f102a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49ffd23d907aeb23cfcd689c0d7c3a81339586945358c2377d950fb082f102a0", kill_on_drop: false }`
[INFO] [stdout] 49ffd23d907aeb23cfcd689c0d7c3a81339586945358c2377d950fb082f102a0