[INFO] fetching crate std-semaphore 0.1.0...
[INFO] testing std-semaphore-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate std-semaphore 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate std-semaphore 0.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate std-semaphore 0.1.0
[INFO] finished tweaking crates.io crate std-semaphore 0.1.0
[INFO] tweaked toml for crates.io crate std-semaphore 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 65d3113ecad08501c2cd8e56e837f40f9f45d3ac310bf71d58eef926bfa40840
[INFO] running `Command { std: "docker" "start" "-a" "65d3113ecad08501c2cd8e56e837f40f9f45d3ac310bf71d58eef926bfa40840", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65d3113ecad08501c2cd8e56e837f40f9f45d3ac310bf71d58eef926bfa40840", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65d3113ecad08501c2cd8e56e837f40f9f45d3ac310bf71d58eef926bfa40840", kill_on_drop: false }`
[INFO] [stdout] 65d3113ecad08501c2cd8e56e837f40f9f45d3ac310bf71d58eef926bfa40840
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c4401686e59e164bf22506c4ee1a602bddeac217ec403323338704428477f04
[INFO] running `Command { std: "docker" "start" "-a" "4c4401686e59e164bf22506c4ee1a602bddeac217ec403323338704428477f04", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling std-semaphore v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "4c4401686e59e164bf22506c4ee1a602bddeac217ec403323338704428477f04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c4401686e59e164bf22506c4ee1a602bddeac217ec403323338704428477f04", kill_on_drop: false }`
[INFO] [stdout] 4c4401686e59e164bf22506c4ee1a602bddeac217ec403323338704428477f04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95baa80cbdf6448f9fae048d857d5ae91e49d3e954e9969eb873030f131c4820
[INFO] running `Command { std: "docker" "start" "-a" "95baa80cbdf6448f9fae048d857d5ae91e49d3e954e9969eb873030f131c4820", kill_on_drop: false }`
[INFO] [stderr]    Compiling std-semaphore v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "95baa80cbdf6448f9fae048d857d5ae91e49d3e954e9969eb873030f131c4820", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95baa80cbdf6448f9fae048d857d5ae91e49d3e954e9969eb873030f131c4820", kill_on_drop: false }`
[INFO] [stdout] 95baa80cbdf6448f9fae048d857d5ae91e49d3e954e9969eb873030f131c4820
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e536e0ba64fe6b3b17fe6c2938452c936dd470fb889698bcd60eac5e85deb372
[INFO] running `Command { std: "docker" "start" "-a" "e536e0ba64fe6b3b17fe6c2938452c936dd470fb889698bcd60eac5e85deb372", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/std_semaphore-bdf52e48d038bc22)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::test_sem_as_mutex ... ok
[INFO] [stdout] test tests::test_sem_basic ... ok
[INFO] [stdout] test tests::test_sem_acquire_release ... ok
[INFO] [stdout] test tests::test_sem_as_cvar ... ok
[INFO] [stdout] test tests::test_sem_multi_resource ... ok
[INFO] [stdout] test tests::test_sem_runtime_friendly_blocking ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests std-semaphore
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - Semaphore (line 23) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e536e0ba64fe6b3b17fe6c2938452c936dd470fb889698bcd60eac5e85deb372", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e536e0ba64fe6b3b17fe6c2938452c936dd470fb889698bcd60eac5e85deb372", kill_on_drop: false }`
[INFO] [stdout] e536e0ba64fe6b3b17fe6c2938452c936dd470fb889698bcd60eac5e85deb372