[INFO] fetching crate easy-error 0.3.1...
[INFO] testing easy-error-0.3.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate easy-error 0.3.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate easy-error 0.3.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate easy-error 0.3.1
[INFO] finished tweaking crates.io crate easy-error 0.3.1
[INFO] tweaked toml for crates.io crate easy-error 0.3.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate easy-error 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", 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] 6057e533a4d66ae3032301fbba45fa2ced38c35df6ce72e6d2ba02071d32e679
[INFO] running `Command { std: "docker" "start" "-a" "6057e533a4d66ae3032301fbba45fa2ced38c35df6ce72e6d2ba02071d32e679", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6057e533a4d66ae3032301fbba45fa2ced38c35df6ce72e6d2ba02071d32e679", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6057e533a4d66ae3032301fbba45fa2ced38c35df6ce72e6d2ba02071d32e679", kill_on_drop: false }`
[INFO] [stdout] 6057e533a4d66ae3032301fbba45fa2ced38c35df6ce72e6d2ba02071d32e679
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b759febc8964222a842f744ce938f15a24ccbfeeb92cff3470676c9379084ceb
[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" "b759febc8964222a842f744ce938f15a24ccbfeeb92cff3470676c9379084ceb", kill_on_drop: false }`
[INFO] [stderr]    Compiling easy-error v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "b759febc8964222a842f744ce938f15a24ccbfeeb92cff3470676c9379084ceb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b759febc8964222a842f744ce938f15a24ccbfeeb92cff3470676c9379084ceb", kill_on_drop: false }`
[INFO] [stdout] b759febc8964222a842f744ce938f15a24ccbfeeb92cff3470676c9379084ceb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 2c829ec521009aa9100d8e13dddc4a7748ca6ea40d92f1bc12db9b8c576a8186
[INFO] running `Command { std: "docker" "start" "-a" "2c829ec521009aa9100d8e13dddc4a7748ca6ea40d92f1bc12db9b8c576a8186", kill_on_drop: false }`
[INFO] [stderr]    Compiling easy-error v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "2c829ec521009aa9100d8e13dddc4a7748ca6ea40d92f1bc12db9b8c576a8186", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c829ec521009aa9100d8e13dddc4a7748ca6ea40d92f1bc12db9b8c576a8186", kill_on_drop: false }`
[INFO] [stdout] 2c829ec521009aa9100d8e13dddc4a7748ca6ea40d92f1bc12db9b8c576a8186
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] aec90a6b99ebeb36b688bf4cc342b3344d0468e26d26c159876a5c2236054d1f
[INFO] running `Command { std: "docker" "start" "-a" "aec90a6b99ebeb36b688bf4cc342b3344d0468e26d26c159876a5c2236054d1f", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/easy_error-bd700a6278beb2c6
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests easy-error
[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 - (line 25) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.18s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "aec90a6b99ebeb36b688bf4cc342b3344d0468e26d26c159876a5c2236054d1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aec90a6b99ebeb36b688bf4cc342b3344d0468e26d26c159876a5c2236054d1f", kill_on_drop: false }`
[INFO] [stdout] aec90a6b99ebeb36b688bf4cc342b3344d0468e26d26c159876a5c2236054d1f