[INFO] fetching crate log-once 0.3.1...
[INFO] testing log-once-0.3.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate log-once 0.3.1 into /workspace/builds/worker-34/source
[INFO] validating manifest of crates.io crate log-once 0.3.1 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate log-once 0.3.1
[INFO] finished tweaking crates.io crate log-once 0.3.1
[INFO] tweaked toml for crates.io crate log-once 0.3.1 written to /workspace/builds/worker-34/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 650a5eaba284470e1c070310bde9cdc0a415e97d7809fe90064194bf86f14aa0
[INFO] running `Command { std: "docker" "start" "-a" "650a5eaba284470e1c070310bde9cdc0a415e97d7809fe90064194bf86f14aa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "650a5eaba284470e1c070310bde9cdc0a415e97d7809fe90064194bf86f14aa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "650a5eaba284470e1c070310bde9cdc0a415e97d7809fe90064194bf86f14aa0", kill_on_drop: false }`
[INFO] [stdout] 650a5eaba284470e1c070310bde9cdc0a415e97d7809fe90064194bf86f14aa0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 282660d35c9a575fa911d48146e753f3e94cba121eb57b328fbe830362fb534d
[INFO] running `Command { std: "docker" "start" "-a" "282660d35c9a575fa911d48146e753f3e94cba121eb57b328fbe830362fb534d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling log-once v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.64s
[INFO] running `Command { std: "docker" "inspect" "282660d35c9a575fa911d48146e753f3e94cba121eb57b328fbe830362fb534d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "282660d35c9a575fa911d48146e753f3e94cba121eb57b328fbe830362fb534d", kill_on_drop: false }`
[INFO] [stdout] 282660d35c9a575fa911d48146e753f3e94cba121eb57b328fbe830362fb534d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4cf293b280b5333c666dc76088d75aa66f0651642d46e94b2d53ad415baafdbe
[INFO] running `Command { std: "docker" "start" "-a" "4cf293b280b5333c666dc76088d75aa66f0651642d46e94b2d53ad415baafdbe", kill_on_drop: false }`
[INFO] [stderr]    Compiling log-once v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `Command { std: "docker" "inspect" "4cf293b280b5333c666dc76088d75aa66f0651642d46e94b2d53ad415baafdbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cf293b280b5333c666dc76088d75aa66f0651642d46e94b2d53ad415baafdbe", kill_on_drop: false }`
[INFO] [stdout] 4cf293b280b5333c666dc76088d75aa66f0651642d46e94b2d53ad415baafdbe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0c23a1525c418a9ce50617dfa068dc7cf7231ac86ffb0891274d4eb77d58191a
[INFO] running `Command { std: "docker" "start" "-a" "0c23a1525c418a9ce50617dfa068dc7cf7231ac86ffb0891274d4eb77d58191a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/log_once-88cae75467aabcec)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::called_once ... 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] [stderr]      Running tests/debug.rs (/opt/rustwide/target/debug/deps/debug-e80eb1e046a017ee)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test debug ... 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] [stderr]      Running tests/error.rs (/opt/rustwide/target/debug/deps/error-52ce94176bb0d922)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test error ... 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] [stderr]      Running tests/info.rs (/opt/rustwide/target/debug/deps/info-91b6e22dd7abea18)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/trace.rs (/opt/rustwide/target/debug/deps/trace-95edc84af602b060)
[INFO] [stdout] test info ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test trace ... 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] [stderr]      Running tests/warn.rs (/opt/rustwide/target/debug/deps/warn-6b5fa6ef7eafb4fc)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test warn ... 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] [stderr]    Doc-tests log-once
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 20) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.25s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0c23a1525c418a9ce50617dfa068dc7cf7231ac86ffb0891274d4eb77d58191a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c23a1525c418a9ce50617dfa068dc7cf7231ac86ffb0891274d4eb77d58191a", kill_on_drop: false }`
[INFO] [stdout] 0c23a1525c418a9ce50617dfa068dc7cf7231ac86ffb0891274d4eb77d58191a