[INFO] fetching crate flag-bearer-core 0.1.0-rc.7...
[INFO] testing flag-bearer-core-0.1.0-rc.7 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate flag-bearer-core 0.1.0-rc.7 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate flag-bearer-core 0.1.0-rc.7
[INFO] finished tweaking crates.io crate flag-bearer-core 0.1.0-rc.7
[INFO] tweaked toml for crates.io crate flag-bearer-core 0.1.0-rc.7 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate flag-bearer-core 0.1.0-rc.7 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate flag-bearer-core 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53d8d25ba2e395f960670f81203155cdfcd9fc6e01d327d032d6cc0ea7356f10
[INFO] running `Command { std: "docker" "start" "-a" "53d8d25ba2e395f960670f81203155cdfcd9fc6e01d327d032d6cc0ea7356f10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53d8d25ba2e395f960670f81203155cdfcd9fc6e01d327d032d6cc0ea7356f10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53d8d25ba2e395f960670f81203155cdfcd9fc6e01d327d032d6cc0ea7356f10", kill_on_drop: false }`
[INFO] [stdout] 53d8d25ba2e395f960670f81203155cdfcd9fc6e01d327d032d6cc0ea7356f10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d0a6ca9d9e1828964ba629a3e8693cd557c4892a1e0e8152ed67d74fa056bef
[INFO] running `Command { std: "docker" "start" "-a" "0d0a6ca9d9e1828964ba629a3e8693cd557c4892a1e0e8152ed67d74fa056bef", kill_on_drop: false }`
[INFO] [stderr]    Compiling flag-bearer-core v0.1.0-rc.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "0d0a6ca9d9e1828964ba629a3e8693cd557c4892a1e0e8152ed67d74fa056bef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d0a6ca9d9e1828964ba629a3e8693cd557c4892a1e0e8152ed67d74fa056bef", kill_on_drop: false }`
[INFO] [stdout] 0d0a6ca9d9e1828964ba629a3e8693cd557c4892a1e0e8152ed67d74fa056bef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c60c8c1e088982b9fea57c413ac40ad11149dd85ba8d5809ec4944e2b55fc37
[INFO] running `Command { std: "docker" "start" "-a" "6c60c8c1e088982b9fea57c413ac40ad11149dd85ba8d5809ec4944e2b55fc37", kill_on_drop: false }`
[INFO] [stderr]    Compiling flag-bearer-core v0.1.0-rc.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "6c60c8c1e088982b9fea57c413ac40ad11149dd85ba8d5809ec4944e2b55fc37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c60c8c1e088982b9fea57c413ac40ad11149dd85ba8d5809ec4944e2b55fc37", kill_on_drop: false }`
[INFO] [stdout] 6c60c8c1e088982b9fea57c413ac40ad11149dd85ba8d5809ec4944e2b55fc37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c9dcd6dd6860511a38148ae65856f2860daebcd6c00010e3df4c7ca27a6a242e
[INFO] running `Command { std: "docker" "start" "-a" "c9dcd6dd6860511a38148ae65856f2860daebcd6c00010e3df4c7ca27a6a242e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/flag_bearer_core-744fb0bfd883d7ba)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests flag_bearer_core
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - SemaphoreState (line 12) ... 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] running `Command { std: "docker" "inspect" "c9dcd6dd6860511a38148ae65856f2860daebcd6c00010e3df4c7ca27a6a242e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9dcd6dd6860511a38148ae65856f2860daebcd6c00010e3df4c7ca27a6a242e", kill_on_drop: false }`
[INFO] [stdout] c9dcd6dd6860511a38148ae65856f2860daebcd6c00010e3df4c7ca27a6a242e