[INFO] fetching crate ezexec 0.1.0...
[INFO] testing ezexec-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate ezexec 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate ezexec 0.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ezexec 0.1.0
[INFO] finished tweaking crates.io crate ezexec 0.1.0
[INFO] tweaked toml for crates.io crate ezexec 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ebacktrace v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 42a4482ddd8de22f88e78def16337d1e08ea7f33bc554ae388fe21729bb30435
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "42a4482ddd8de22f88e78def16337d1e08ea7f33bc554ae388fe21729bb30435", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42a4482ddd8de22f88e78def16337d1e08ea7f33bc554ae388fe21729bb30435", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42a4482ddd8de22f88e78def16337d1e08ea7f33bc554ae388fe21729bb30435", kill_on_drop: false }`
[INFO] [stdout] 42a4482ddd8de22f88e78def16337d1e08ea7f33bc554ae388fe21729bb30435
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3304a6de52dc93f709da30fa11d12dd7ba38f858033c657be3de84cd0b75e84e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3304a6de52dc93f709da30fa11d12dd7ba38f858033c657be3de84cd0b75e84e", kill_on_drop: false }`
[INFO] [stderr]    Compiling ebacktrace v0.3.2
[INFO] [stderr]    Compiling ezexec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "3304a6de52dc93f709da30fa11d12dd7ba38f858033c657be3de84cd0b75e84e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3304a6de52dc93f709da30fa11d12dd7ba38f858033c657be3de84cd0b75e84e", kill_on_drop: false }`
[INFO] [stdout] 3304a6de52dc93f709da30fa11d12dd7ba38f858033c657be3de84cd0b75e84e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 33d42aaa6d20f185ed1f3bb43f7062480d06f64e5735696d6df0f5c0ac8ecf0b
[INFO] running `Command { std: "docker" "start" "-a" "33d42aaa6d20f185ed1f3bb43f7062480d06f64e5735696d6df0f5c0ac8ecf0b", kill_on_drop: false }`
[INFO] [stderr]    Compiling ezexec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.49s
[INFO] running `Command { std: "docker" "inspect" "33d42aaa6d20f185ed1f3bb43f7062480d06f64e5735696d6df0f5c0ac8ecf0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33d42aaa6d20f185ed1f3bb43f7062480d06f64e5735696d6df0f5c0ac8ecf0b", kill_on_drop: false }`
[INFO] [stdout] 33d42aaa6d20f185ed1f3bb43f7062480d06f64e5735696d6df0f5c0ac8ecf0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 130b9ea809c7589801d9b1b31afea2d706db734563458cccee4aa9c32831f41a
[INFO] running `Command { std: "docker" "start" "-a" "130b9ea809c7589801d9b1b31afea2d706db734563458cccee4aa9c32831f41a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ezexec-cfcc51b503329473)
[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]      Running tests/build.rs (/opt/rustwide/target/debug/deps/build-8e263ba6563ff133)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/shell-ls.rs (/opt/rustwide/target/debug/deps/shell_ls-39925873ce40a909)
[INFO] [stdout] test test ... 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] Cargo.lock
[INFO] [stdout] Cargo.toml
[INFO] [stdout] Cargo.toml.orig
[INFO] [stdout] LICENSE BSD 2-CLAUSE.md
[INFO] [stdout] LICENSE MIT.md
[INFO] [stdout] README.md
[INFO] [stdout] src
[INFO] [stdout] tests
[INFO] [stdout] test ls ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ezexec
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 18) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.60s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "130b9ea809c7589801d9b1b31afea2d706db734563458cccee4aa9c32831f41a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "130b9ea809c7589801d9b1b31afea2d706db734563458cccee4aa9c32831f41a", kill_on_drop: false }`
[INFO] [stdout] 130b9ea809c7589801d9b1b31afea2d706db734563458cccee4aa9c32831f41a