[INFO] fetching crate trim_lines 0.2.0...
[INFO] testing trim_lines-0.2.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate trim_lines 0.2.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate trim_lines 0.2.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate trim_lines 0.2.0
[INFO] finished tweaking crates.io crate trim_lines 0.2.0
[INFO] tweaked toml for crates.io crate trim_lines 0.2.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81e7bc246ecc1261f2c6590a0d2fcbee5e7deea002268f35f1ddf49b41236511
[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" "81e7bc246ecc1261f2c6590a0d2fcbee5e7deea002268f35f1ddf49b41236511", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81e7bc246ecc1261f2c6590a0d2fcbee5e7deea002268f35f1ddf49b41236511", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81e7bc246ecc1261f2c6590a0d2fcbee5e7deea002268f35f1ddf49b41236511", kill_on_drop: false }`
[INFO] [stdout] 81e7bc246ecc1261f2c6590a0d2fcbee5e7deea002268f35f1ddf49b41236511
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b5941956a75401b6f3ecc4b9bd375702c96fe2458fd7171fb60b7e8dae870a9
[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" "3b5941956a75401b6f3ecc4b9bd375702c96fe2458fd7171fb60b7e8dae870a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling trim_lines v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "3b5941956a75401b6f3ecc4b9bd375702c96fe2458fd7171fb60b7e8dae870a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b5941956a75401b6f3ecc4b9bd375702c96fe2458fd7171fb60b7e8dae870a9", kill_on_drop: false }`
[INFO] [stdout] 3b5941956a75401b6f3ecc4b9bd375702c96fe2458fd7171fb60b7e8dae870a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 992edcc12bd22d28d20f131ddd0fad85646cf5cdd906d0c3c56cde0bf93eface
[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" "992edcc12bd22d28d20f131ddd0fad85646cf5cdd906d0c3c56cde0bf93eface", kill_on_drop: false }`
[INFO] [stderr]    Compiling trim_lines v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "992edcc12bd22d28d20f131ddd0fad85646cf5cdd906d0c3c56cde0bf93eface", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "992edcc12bd22d28d20f131ddd0fad85646cf5cdd906d0c3c56cde0bf93eface", kill_on_drop: false }`
[INFO] [stdout] 992edcc12bd22d28d20f131ddd0fad85646cf5cdd906d0c3c56cde0bf93eface
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 6eff6b014d6f1b10ce2a9ab685bab50e0e9d9ad5af106aa86396ac3583144890
[INFO] running `Command { std: "docker" "start" "-a" "6eff6b014d6f1b10ce2a9ab685bab50e0e9d9ad5af106aa86396ac3583144890", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/trim_lines-e3f60e2686f3d9ea
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::forward_iter ... ok
[INFO] [stdout] test tests::backward_iter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests trim_lines
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6eff6b014d6f1b10ce2a9ab685bab50e0e9d9ad5af106aa86396ac3583144890", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6eff6b014d6f1b10ce2a9ab685bab50e0e9d9ad5af106aa86396ac3583144890", kill_on_drop: false }`
[INFO] [stdout] 6eff6b014d6f1b10ce2a9ab685bab50e0e9d9ad5af106aa86396ac3583144890