[INFO] fetching crate shellscript 0.3.1...
[INFO] testing shellscript-0.3.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate shellscript 0.3.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate shellscript 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 shellscript 0.3.1
[INFO] finished tweaking crates.io crate shellscript 0.3.1
[INFO] tweaked toml for crates.io crate shellscript 0.3.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 85c958b385c1a6727b786d66ee8630c0414b1d7b8578c0dbd9734b9f28a6ab47
[INFO] running `Command { std: "docker" "start" "-a" "85c958b385c1a6727b786d66ee8630c0414b1d7b8578c0dbd9734b9f28a6ab47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85c958b385c1a6727b786d66ee8630c0414b1d7b8578c0dbd9734b9f28a6ab47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85c958b385c1a6727b786d66ee8630c0414b1d7b8578c0dbd9734b9f28a6ab47", kill_on_drop: false }`
[INFO] [stdout] 85c958b385c1a6727b786d66ee8630c0414b1d7b8578c0dbd9734b9f28a6ab47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b5e28615c3ae45e4162d9e404327715cbc8f43be5f8fd8c4cf1ea96191e58a55
[INFO] running `Command { std: "docker" "start" "-a" "b5e28615c3ae45e4162d9e404327715cbc8f43be5f8fd8c4cf1ea96191e58a55", kill_on_drop: false }`
[INFO] [stderr]    Compiling shellscript v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "b5e28615c3ae45e4162d9e404327715cbc8f43be5f8fd8c4cf1ea96191e58a55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5e28615c3ae45e4162d9e404327715cbc8f43be5f8fd8c4cf1ea96191e58a55", kill_on_drop: false }`
[INFO] [stdout] b5e28615c3ae45e4162d9e404327715cbc8f43be5f8fd8c4cf1ea96191e58a55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] cee1b1f00bd7e235e2a1d00afc5a0a5b4b4615ef04e1ba87f15fed65e0b6b7c2
[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" "cee1b1f00bd7e235e2a1d00afc5a0a5b4b4615ef04e1ba87f15fed65e0b6b7c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling shellscript v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `result2`
[INFO] [stdout]   --> src/lib.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 |     let result2 = result.write(&mut buff).unwrap();
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_result2`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "cee1b1f00bd7e235e2a1d00afc5a0a5b4b4615ef04e1ba87f15fed65e0b6b7c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cee1b1f00bd7e235e2a1d00afc5a0a5b4b4615ef04e1ba87f15fed65e0b6b7c2", kill_on_drop: false }`
[INFO] [stdout] cee1b1f00bd7e235e2a1d00afc5a0a5b4b4615ef04e1ba87f15fed65e0b6b7c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 381d4d65094369699e37fd8dcb53033e15c103650a0425627bd88a74758b9823
[INFO] running `Command { std: "docker" "start" "-a" "381d4d65094369699e37fd8dcb53033e15c103650a0425627bd88a74758b9823", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `result2`
[INFO] [stdout] running 1 test
[INFO] [stderr]   --> src/lib.rs:57:9
[INFO] [stderr]    |
[INFO] [stderr] 57 |     let result2 = result.write(&mut buff).unwrap();
[INFO] [stderr]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_result2`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/shellscript-34d41b07790f1e40
[INFO] [stdout] test test_parse ... ok
[INFO] [stderr]    Doc-tests shellscript
[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 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] running `Command { std: "docker" "inspect" "381d4d65094369699e37fd8dcb53033e15c103650a0425627bd88a74758b9823", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "381d4d65094369699e37fd8dcb53033e15c103650a0425627bd88a74758b9823", kill_on_drop: false }`
[INFO] [stdout] 381d4d65094369699e37fd8dcb53033e15c103650a0425627bd88a74758b9823