[INFO] fetching crate decent-synquote-alternative 0.1.0...
[INFO] testing decent-synquote-alternative-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate decent-synquote-alternative 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate decent-synquote-alternative 0.1.0 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 decent-synquote-alternative 0.1.0
[INFO] finished tweaking crates.io crate decent-synquote-alternative 0.1.0
[INFO] tweaked toml for crates.io crate decent-synquote-alternative 0.1.0 written to /workspace/builds/worker-5/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-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] a8d6025ed4501451f5f0540b408d855547cccc50828424278dde91a6b4298114
[INFO] running `Command { std: "docker" "start" "-a" "a8d6025ed4501451f5f0540b408d855547cccc50828424278dde91a6b4298114", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8d6025ed4501451f5f0540b408d855547cccc50828424278dde91a6b4298114", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8d6025ed4501451f5f0540b408d855547cccc50828424278dde91a6b4298114", kill_on_drop: false }`
[INFO] [stdout] a8d6025ed4501451f5f0540b408d855547cccc50828424278dde91a6b4298114
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--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] 262ac2dff15e4a8a31d10950cb6cc50a54b896922a5c0a76d17200606f2312ed
[INFO] running `Command { std: "docker" "start" "-a" "262ac2dff15e4a8a31d10950cb6cc50a54b896922a5c0a76d17200606f2312ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling decent-synquote-alternative v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.81s
[INFO] running `Command { std: "docker" "inspect" "262ac2dff15e4a8a31d10950cb6cc50a54b896922a5c0a76d17200606f2312ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "262ac2dff15e4a8a31d10950cb6cc50a54b896922a5c0a76d17200606f2312ed", kill_on_drop: false }`
[INFO] [stdout] 262ac2dff15e4a8a31d10950cb6cc50a54b896922a5c0a76d17200606f2312ed
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] e6b6a1cb108fd244b574c86c85bac7dc7c34efe7ad80fa2967a5f4de3b6aa21e
[INFO] running `Command { std: "docker" "start" "-a" "e6b6a1cb108fd244b574c86c85bac7dc7c34efe7ad80fa2967a5f4de3b6aa21e", kill_on_drop: false }`
[INFO] [stderr]    Compiling decent-synquote-alternative v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `Command { std: "docker" "inspect" "e6b6a1cb108fd244b574c86c85bac7dc7c34efe7ad80fa2967a5f4de3b6aa21e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6b6a1cb108fd244b574c86c85bac7dc7c34efe7ad80fa2967a5f4de3b6aa21e", kill_on_drop: false }`
[INFO] [stdout] e6b6a1cb108fd244b574c86c85bac7dc7c34efe7ad80fa2967a5f4de3b6aa21e
[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: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] 1e2c253ba383258a7a5296802471aab816d4c5d4dfad0e9a2fa2d3cdaf00f1df
[INFO] running `Command { std: "docker" "start" "-a" "1e2c253ba383258a7a5296802471aab816d4c5d4dfad0e9a2fa2d3cdaf00f1df", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/decent_synquote_alternative-430729bb92ee9dfe
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests decent-synquote-alternative
[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] [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" "1e2c253ba383258a7a5296802471aab816d4c5d4dfad0e9a2fa2d3cdaf00f1df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e2c253ba383258a7a5296802471aab816d4c5d4dfad0e9a2fa2d3cdaf00f1df", kill_on_drop: false }`
[INFO] [stdout] 1e2c253ba383258a7a5296802471aab816d4c5d4dfad0e9a2fa2d3cdaf00f1df