[INFO] fetching crate cli_2048 0.2.0...
[INFO] checking cli_2048-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate cli_2048 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate cli_2048 0.2.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate cli_2048 0.2.0
[INFO] finished tweaking crates.io crate cli_2048 0.2.0
[INFO] tweaked toml for crates.io crate cli_2048 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate cli_2048 0.2.0 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded phf v0.10.1
[INFO] [stderr]   Downloaded crossterm v0.23.2
[INFO] [stderr]   Downloaded phf_macros v0.10.0
[INFO] [stderr]   Downloaded mio v0.8.3
[INFO] [stderr]   Downloaded siphasher v0.3.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cdcf53ec6934806ced06580d8a2d5f7223fa47259f7ce4763acba68133d842bc
[INFO] running `Command { std: "docker" "start" "-a" "cdcf53ec6934806ced06580d8a2d5f7223fa47259f7ce4763acba68133d842bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cdcf53ec6934806ced06580d8a2d5f7223fa47259f7ce4763acba68133d842bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdcf53ec6934806ced06580d8a2d5f7223fa47259f7ce4763acba68133d842bc", kill_on_drop: false }`
[INFO] [stdout] cdcf53ec6934806ced06580d8a2d5f7223fa47259f7ce4763acba68133d842bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3e076b7e4b55dc7930d10529c95e8028c6cc14d9ad9d5f7f8a2407a720296de
[INFO] running `Command { std: "docker" "start" "-a" "d3e076b7e4b55dc7930d10529c95e8028c6cc14d9ad9d5f7f8a2407a720296de", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.8.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]     Checking phf_shared v0.10.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking crossterm v0.23.2
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling phf_macros v0.10.0
[INFO] [stderr]     Checking phf v0.10.1
[INFO] [stderr]     Checking cli_2048 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.87s
[INFO] running `Command { std: "docker" "inspect" "d3e076b7e4b55dc7930d10529c95e8028c6cc14d9ad9d5f7f8a2407a720296de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3e076b7e4b55dc7930d10529c95e8028c6cc14d9ad9d5f7f8a2407a720296de", kill_on_drop: false }`
[INFO] [stdout] d3e076b7e4b55dc7930d10529c95e8028c6cc14d9ad9d5f7f8a2407a720296de