[INFO] fetching crate simplelock 0.4.1...
[INFO] testing simplelock-0.4.1 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate simplelock 0.4.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate simplelock 0.4.1 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simplelock 0.4.1
[INFO] finished tweaking crates.io crate simplelock 0.4.1
[INFO] tweaked toml for crates.io crate simplelock 0.4.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate simplelock 0.4.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror-impl v1.0.22
[INFO] [stderr]   Downloaded cc v1.0.65
[INFO] [stderr]   Downloaded serde_json v1.0.59
[INFO] [stderr]   Downloaded syn v1.0.52
[INFO] [stderr]   Downloaded thiserror v1.0.22
[INFO] [stderr]   Downloaded uuid v0.8.1
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dee68ca03b175d3fefbeee74fd712a36d91c87e2a204b04718ba11e46b36cfa3
[INFO] running `Command { std: "docker" "start" "-a" "dee68ca03b175d3fefbeee74fd712a36d91c87e2a204b04718ba11e46b36cfa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dee68ca03b175d3fefbeee74fd712a36d91c87e2a204b04718ba11e46b36cfa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dee68ca03b175d3fefbeee74fd712a36d91c87e2a204b04718ba11e46b36cfa3", kill_on_drop: false }`
[INFO] [stdout] dee68ca03b175d3fefbeee74fd712a36d91c87e2a204b04718ba11e46b36cfa3
[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=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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4cb0415d87f926c0268a30d3ab23c96f6fef9dd18b688f47eea32878af5e8031
[INFO] running `Command { std: "docker" "start" "-a" "4cb0415d87f926c0268a30d3ab23c96f6fef9dd18b688f47eea32878af5e8031", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.52
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling thiserror v1.0.22
[INFO] [stderr]    Compiling simplelock v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.45s
[INFO] running `Command { std: "docker" "inspect" "4cb0415d87f926c0268a30d3ab23c96f6fef9dd18b688f47eea32878af5e8031", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cb0415d87f926c0268a30d3ab23c96f6fef9dd18b688f47eea32878af5e8031", kill_on_drop: false }`
[INFO] [stdout] 4cb0415d87f926c0268a30d3ab23c96f6fef9dd18b688f47eea32878af5e8031
[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=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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81fd48bcce0b5669c370413f7e0035d17516cdf33922496102323097b73cd678
[INFO] running `Command { std: "docker" "start" "-a" "81fd48bcce0b5669c370413f7e0035d17516cdf33922496102323097b73cd678", kill_on_drop: false }`
[INFO] [stderr]    Compiling simplelock v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "81fd48bcce0b5669c370413f7e0035d17516cdf33922496102323097b73cd678", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81fd48bcce0b5669c370413f7e0035d17516cdf33922496102323097b73cd678", kill_on_drop: false }`
[INFO] [stdout] 81fd48bcce0b5669c370413f7e0035d17516cdf33922496102323097b73cd678
[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=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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9295ebe79dd59c21ed53d53b55967d06465e29e7e54e60a1a0b7f524e98c6dac
[INFO] running `Command { std: "docker" "start" "-a" "9295ebe79dd59c21ed53d53b55967d06465e29e7e54e60a1a0b7f524e98c6dac", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/simplelock-4578267613eacbef)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests simplelock
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/util.rs - util::default_lock (line 81) ... FAILED
[INFO] [stdout] test src/util.rs - util::lock_until_finished (line 13) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 35) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/util.rs - util::default_lock (line 81) stdout ----
[INFO] [stdout] Test executable failed (exit code 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] Error: NoLockEnabled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/util.rs - util::lock_until_finished (line 13) stdout ----
[INFO] [stdout] Test executable failed (exit code 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] Error: NoLockEnabled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 35) stdout ----
[INFO] [stdout] Test executable failed (exit code 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] Error: NoLockEnabled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 35)
[INFO] [stdout]     src/util.rs - util::default_lock (line 81)
[INFO] [stdout]     src/util.rs - util::lock_until_finished (line 13)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.29s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "9295ebe79dd59c21ed53d53b55967d06465e29e7e54e60a1a0b7f524e98c6dac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9295ebe79dd59c21ed53d53b55967d06465e29e7e54e60a1a0b7f524e98c6dac", kill_on_drop: false }`
[INFO] [stdout] 9295ebe79dd59c21ed53d53b55967d06465e29e7e54e60a1a0b7f524e98c6dac