[INFO] fetching crate flag-bearer 0.1.0-rc.7...
[INFO] testing flag-bearer-0.1.0-rc.7 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate flag-bearer 0.1.0-rc.7 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate flag-bearer 0.1.0-rc.7
[INFO] finished tweaking crates.io crate flag-bearer 0.1.0-rc.7
[INFO] tweaked toml for crates.io crate flag-bearer 0.1.0-rc.7 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate flag-bearer 0.1.0-rc.7 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate flag-bearer 0.1.0-rc.7 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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df4767c94ead140823dcf71fa2acea7d43c7cd4c51ca29172bfaa4956eeea462
[INFO] running `Command { std: "docker" "start" "-a" "df4767c94ead140823dcf71fa2acea7d43c7cd4c51ca29172bfaa4956eeea462", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df4767c94ead140823dcf71fa2acea7d43c7cd4c51ca29172bfaa4956eeea462", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df4767c94ead140823dcf71fa2acea7d43c7cd4c51ca29172bfaa4956eeea462", kill_on_drop: false }`
[INFO] [stdout] df4767c94ead140823dcf71fa2acea7d43c7cd4c51ca29172bfaa4956eeea462
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0460537ac317ec2d026a687abd2018d58a912782a3bcff3972688a5f2430353
[INFO] running `Command { std: "docker" "start" "-a" "e0460537ac317ec2d026a687abd2018d58a912782a3bcff3972688a5f2430353", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.170
[INFO] [stderr]    Compiling pinned-aliasable v0.1.3
[INFO] [stderr]    Compiling flag-bearer-core v0.1.0-rc.7
[INFO] [stderr]    Compiling pin-list v0.1.1
[INFO] [stderr]    Compiling flag-bearer-queue v0.1.0-rc.7
[INFO] [stderr]    Compiling flag-bearer-mutex v0.1.0-rc.7
[INFO] [stderr]    Compiling flag-bearer v0.1.0-rc.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.66s
[INFO] running `Command { std: "docker" "inspect" "e0460537ac317ec2d026a687abd2018d58a912782a3bcff3972688a5f2430353", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0460537ac317ec2d026a687abd2018d58a912782a3bcff3972688a5f2430353", kill_on_drop: false }`
[INFO] [stdout] e0460537ac317ec2d026a687abd2018d58a912782a3bcff3972688a5f2430353
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 666a4e187aaabd237e5a8e620adb9a0155cfcb1f4abece7325e8d65b5b27274d
[INFO] running `Command { std: "docker" "start" "-a" "666a4e187aaabd237e5a8e620adb9a0155cfcb1f4abece7325e8d65b5b27274d", kill_on_drop: false }`
[INFO] [stderr]    Compiling pollster v0.4.0
[INFO] [stderr]    Compiling flag-bearer v0.1.0-rc.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "666a4e187aaabd237e5a8e620adb9a0155cfcb1f4abece7325e8d65b5b27274d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "666a4e187aaabd237e5a8e620adb9a0155cfcb1f4abece7325e8d65b5b27274d", kill_on_drop: false }`
[INFO] [stdout] 666a4e187aaabd237e5a8e620adb9a0155cfcb1f4abece7325e8d65b5b27274d
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2110330c116e14e18978f9788185f2864bfc736bac1fe384de73a377c8dfd2d2
[INFO] running `Command { std: "docker" "start" "-a" "2110330c116e14e18978f9788185f2864bfc736bac1fe384de73a377c8dfd2d2", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/flag_bearer-30e1f8885a3fb0b6)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test::debug ... ok
[INFO] [stdout] test test::is_closed ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests flag_bearer
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - TryAcquireError (line 340) ... ok
[INFO] [stdout] test src/lib.rs - TryAcquireError (line 309) ... ok
[INFO] [stdout] test src/lib.rs - (line 98) ... ok
[INFO] [stdout] test src/lib.rs - (line 216) ... ok
[INFO] [stdout] test src/lib.rs - (line 164) ... ok
[INFO] [stdout] test src/lib.rs - (line 47) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.19s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2110330c116e14e18978f9788185f2864bfc736bac1fe384de73a377c8dfd2d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2110330c116e14e18978f9788185f2864bfc736bac1fe384de73a377c8dfd2d2", kill_on_drop: false }`
[INFO] [stdout] 2110330c116e14e18978f9788185f2864bfc736bac1fe384de73a377c8dfd2d2