[INFO] fetching crate futhark_syntax 0.0.0...
[INFO] testing futhark_syntax-0.0.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate futhark_syntax 0.0.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate futhark_syntax 0.0.0
[INFO] finished tweaking crates.io crate futhark_syntax 0.0.0
[INFO] tweaked toml for crates.io crate futhark_syntax 0.0.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate futhark_syntax 0.0.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b4a830a94ff4d2e1b7a065eebcd45aa6e7e6a7aa04d34ad2d1dd63560cc16d7
[INFO] running `Command { std: "docker" "start" "-a" "3b4a830a94ff4d2e1b7a065eebcd45aa6e7e6a7aa04d34ad2d1dd63560cc16d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b4a830a94ff4d2e1b7a065eebcd45aa6e7e6a7aa04d34ad2d1dd63560cc16d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b4a830a94ff4d2e1b7a065eebcd45aa6e7e6a7aa04d34ad2d1dd63560cc16d7", kill_on_drop: false }`
[INFO] [stdout] 3b4a830a94ff4d2e1b7a065eebcd45aa6e7e6a7aa04d34ad2d1dd63560cc16d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d96c2044c575cece6cb36682b592449089401b33c3d9a5103635322df9f096bb
[INFO] running `Command { std: "docker" "start" "-a" "d96c2044c575cece6cb36682b592449089401b33c3d9a5103635322df9f096bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling futhark_syntax v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "d96c2044c575cece6cb36682b592449089401b33c3d9a5103635322df9f096bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d96c2044c575cece6cb36682b592449089401b33c3d9a5103635322df9f096bb", kill_on_drop: false }`
[INFO] [stdout] d96c2044c575cece6cb36682b592449089401b33c3d9a5103635322df9f096bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a89eda91dd46b236b1d80eb7fab4a8600c80093f3f32ded4b2d802ed86d23704
[INFO] running `Command { std: "docker" "start" "-a" "a89eda91dd46b236b1d80eb7fab4a8600c80093f3f32ded4b2d802ed86d23704", kill_on_drop: false }`
[INFO] [stderr]    Compiling futhark_syntax v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "a89eda91dd46b236b1d80eb7fab4a8600c80093f3f32ded4b2d802ed86d23704", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a89eda91dd46b236b1d80eb7fab4a8600c80093f3f32ded4b2d802ed86d23704", kill_on_drop: false }`
[INFO] [stdout] a89eda91dd46b236b1d80eb7fab4a8600c80093f3f32ded4b2d802ed86d23704
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f09b6922835d12596012b8957df7d72466d7e9ebf9a82c04cd333715409782a6
[INFO] running `Command { std: "docker" "start" "-a" "f09b6922835d12596012b8957df7d72466d7e9ebf9a82c04cd333715409782a6", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/futhark_syntax-fba7f6f52a4f1980)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests futhark_syntax
[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] [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" "f09b6922835d12596012b8957df7d72466d7e9ebf9a82c04cd333715409782a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f09b6922835d12596012b8957df7d72466d7e9ebf9a82c04cd333715409782a6", kill_on_drop: false }`
[INFO] [stdout] f09b6922835d12596012b8957df7d72466d7e9ebf9a82c04cd333715409782a6