[INFO] fetching crate bcount 0.1.0...
[INFO] testing bcount-0.1.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate bcount 0.1.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate bcount 0.1.0 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bcount 0.1.0
[INFO] finished tweaking crates.io crate bcount 0.1.0
[INFO] tweaked toml for crates.io crate bcount 0.1.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1244457796debda33a743085c9063f5c9968c9f530dda49cbac0bfe634d8c05f
[INFO] running `Command { std: "docker" "start" "-a" "1244457796debda33a743085c9063f5c9968c9f530dda49cbac0bfe634d8c05f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1244457796debda33a743085c9063f5c9968c9f530dda49cbac0bfe634d8c05f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1244457796debda33a743085c9063f5c9968c9f530dda49cbac0bfe634d8c05f", kill_on_drop: false }`
[INFO] [stdout] 1244457796debda33a743085c9063f5c9968c9f530dda49cbac0bfe634d8c05f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98baf58b2fcf3a0845c8fae4e1c870fa6a1a6cd2b06d41aefd00c8a660aa1dd7
[INFO] running `Command { std: "docker" "start" "-a" "98baf58b2fcf3a0845c8fae4e1c870fa6a1a6cd2b06d41aefd00c8a660aa1dd7", kill_on_drop: false }`
[INFO] [stderr]    Compiling bcount v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "98baf58b2fcf3a0845c8fae4e1c870fa6a1a6cd2b06d41aefd00c8a660aa1dd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98baf58b2fcf3a0845c8fae4e1c870fa6a1a6cd2b06d41aefd00c8a660aa1dd7", kill_on_drop: false }`
[INFO] [stdout] 98baf58b2fcf3a0845c8fae4e1c870fa6a1a6cd2b06d41aefd00c8a660aa1dd7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82f6cdd8a998601b71c9a07326cd4c6872f6be81a0c7dc6e00dc8500090a8942
[INFO] running `Command { std: "docker" "start" "-a" "82f6cdd8a998601b71c9a07326cd4c6872f6be81a0c7dc6e00dc8500090a8942", kill_on_drop: false }`
[INFO] [stderr]    Compiling bcount v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "82f6cdd8a998601b71c9a07326cd4c6872f6be81a0c7dc6e00dc8500090a8942", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82f6cdd8a998601b71c9a07326cd4c6872f6be81a0c7dc6e00dc8500090a8942", kill_on_drop: false }`
[INFO] [stdout] 82f6cdd8a998601b71c9a07326cd4c6872f6be81a0c7dc6e00dc8500090a8942
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 787e100b03bb1f3edef53f9c419b235e789f265334c8f6b42f12edd431126204
[INFO] running `Command { std: "docker" "start" "-a" "787e100b03bb1f3edef53f9c419b235e789f265334c8f6b42f12edd431126204", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bcount-2af92f0798f71f07)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::overflow ... ok
[INFO] [stdout] test tests::count ... ok
[INFO] [stdout] test tests::non_mutable ... ok
[INFO] [stdout] test tests::reset ... 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 bcount
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 53) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.43s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "787e100b03bb1f3edef53f9c419b235e789f265334c8f6b42f12edd431126204", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "787e100b03bb1f3edef53f9c419b235e789f265334c8f6b42f12edd431126204", kill_on_drop: false }`
[INFO] [stdout] 787e100b03bb1f3edef53f9c419b235e789f265334c8f6b42f12edd431126204