[INFO] cloning repository https://github.com/NineSixFourteen/toy_language
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NineSixFourteen/toy_language" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNineSixFourteen%2Ftoy_language", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNineSixFourteen%2Ftoy_language'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f202e022e536d710482d80161338ccd5d1c57acb
[INFO] building NineSixFourteen/toy_language against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNineSixFourteen%2Ftoy_language" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/NineSixFourteen/toy_language on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/NineSixFourteen/toy_language
[INFO] finished tweaking git repo https://github.com/NineSixFourteen/toy_language
[INFO] tweaked toml for git repo https://github.com/NineSixFourteen/toy_language written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/NineSixFourteen/toy_language already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 19fd6e0d83c6ec301817410929cd9096d47e384538bccc595aef3b8cee955e03
[INFO] running `Command { std: "docker" "start" "-a" "19fd6e0d83c6ec301817410929cd9096d47e384538bccc595aef3b8cee955e03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19fd6e0d83c6ec301817410929cd9096d47e384538bccc595aef3b8cee955e03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19fd6e0d83c6ec301817410929cd9096d47e384538bccc595aef3b8cee955e03", kill_on_drop: false }`
[INFO] [stdout] 19fd6e0d83c6ec301817410929cd9096d47e384538bccc595aef3b8cee955e03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87ca590fc0d92836f0baa06b9a704b3edb07ea751f0f075d5531b9059a18ab77
[INFO] running `Command { std: "docker" "start" "-a" "87ca590fc0d92836f0baa06b9a704b3edb07ea751f0f075d5531b9059a18ab77", kill_on_drop: false }`
[INFO] [stderr]    Compiling toy_language v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "87ca590fc0d92836f0baa06b9a704b3edb07ea751f0f075d5531b9059a18ab77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87ca590fc0d92836f0baa06b9a704b3edb07ea751f0f075d5531b9059a18ab77", kill_on_drop: false }`
[INFO] [stdout] 87ca590fc0d92836f0baa06b9a704b3edb07ea751f0f075d5531b9059a18ab77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 821faf018be00468bc0a2a1fbb7b8a0abf0f7e1cf15be27fda2dc65831365b2a
[INFO] running `Command { std: "docker" "start" "-a" "821faf018be00468bc0a2a1fbb7b8a0abf0f7e1cf15be27fda2dc65831365b2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling toy_language v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "821faf018be00468bc0a2a1fbb7b8a0abf0f7e1cf15be27fda2dc65831365b2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "821faf018be00468bc0a2a1fbb7b8a0abf0f7e1cf15be27fda2dc65831365b2a", kill_on_drop: false }`
[INFO] [stdout] 821faf018be00468bc0a2a1fbb7b8a0abf0f7e1cf15be27fda2dc65831365b2a