[INFO] cloning repository https://github.com/rusts1mp/Blazing-Fast-Hello-World
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rusts1mp/Blazing-Fast-Hello-World" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frusts1mp%2FBlazing-Fast-Hello-World", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frusts1mp%2FBlazing-Fast-Hello-World'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f93ec90254129f4d0125a885429a6ea40f0c8a5d
[INFO] checking rusts1mp/Blazing-Fast-Hello-World against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frusts1mp%2FBlazing-Fast-Hello-World" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rusts1mp/Blazing-Fast-Hello-World 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] started tweaking git repo https://github.com/rusts1mp/Blazing-Fast-Hello-World
[INFO] finished tweaking git repo https://github.com/rusts1mp/Blazing-Fast-Hello-World
[INFO] tweaked toml for git repo https://github.com/rusts1mp/Blazing-Fast-Hello-World written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/rusts1mp/Blazing-Fast-Hello-World 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] feef3f6974c58730e1de23934be56f530578f5d3ede61849a0c5b8f1543f8bcd
[INFO] running `Command { std: "docker" "start" "-a" "feef3f6974c58730e1de23934be56f530578f5d3ede61849a0c5b8f1543f8bcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "feef3f6974c58730e1de23934be56f530578f5d3ede61849a0c5b8f1543f8bcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feef3f6974c58730e1de23934be56f530578f5d3ede61849a0c5b8f1543f8bcd", kill_on_drop: false }`
[INFO] [stdout] feef3f6974c58730e1de23934be56f530578f5d3ede61849a0c5b8f1543f8bcd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 59c2687682d244b891025a456d60106e9f0b42d6e8c55fd98f59881bab3ffde5
[INFO] running `Command { std: "docker" "start" "-a" "59c2687682d244b891025a456d60106e9f0b42d6e8c55fd98f59881bab3ffde5", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.13
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling rayon-core v1.10.2
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]     Checking crossbeam-deque v0.8.2
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking rayon v1.6.1
[INFO] [stderr]     Checking blazing-fast-hello-world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.03s
[INFO] running `Command { std: "docker" "inspect" "59c2687682d244b891025a456d60106e9f0b42d6e8c55fd98f59881bab3ffde5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59c2687682d244b891025a456d60106e9f0b42d6e8c55fd98f59881bab3ffde5", kill_on_drop: false }`
[INFO] [stdout] 59c2687682d244b891025a456d60106e9f0b42d6e8c55fd98f59881bab3ffde5
[INFO] checking rusts1mp/Blazing-Fast-Hello-World against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frusts1mp%2FBlazing-Fast-Hello-World" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rusts1mp/Blazing-Fast-Hello-World on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rusts1mp/Blazing-Fast-Hello-World
[INFO] finished tweaking git repo https://github.com/rusts1mp/Blazing-Fast-Hello-World
[INFO] tweaked toml for git repo https://github.com/rusts1mp/Blazing-Fast-Hello-World written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/rusts1mp/Blazing-Fast-Hello-World 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f69d856e83a816d2923ad03fe639d282fd15cedd9912bd0690c686ce909e55b6
[INFO] running `Command { std: "docker" "start" "-a" "f69d856e83a816d2923ad03fe639d282fd15cedd9912bd0690c686ce909e55b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f69d856e83a816d2923ad03fe639d282fd15cedd9912bd0690c686ce909e55b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f69d856e83a816d2923ad03fe639d282fd15cedd9912bd0690c686ce909e55b6", kill_on_drop: false }`
[INFO] [stdout] f69d856e83a816d2923ad03fe639d282fd15cedd9912bd0690c686ce909e55b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88ac515fa118414cde8be40f4a1271a8b0f9adbcd240111f022801924888c9dd
[INFO] running `Command { std: "docker" "start" "-a" "88ac515fa118414cde8be40f4a1271a8b0f9adbcd240111f022801924888c9dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.13
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling rayon-core v1.10.2
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]     Checking crossbeam-deque v0.8.2
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking rayon v1.6.1
[INFO] [stderr]     Checking blazing-fast-hello-world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.14s
[INFO] running `Command { std: "docker" "inspect" "88ac515fa118414cde8be40f4a1271a8b0f9adbcd240111f022801924888c9dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88ac515fa118414cde8be40f4a1271a8b0f9adbcd240111f022801924888c9dd", kill_on_drop: false }`
[INFO] [stdout] 88ac515fa118414cde8be40f4a1271a8b0f9adbcd240111f022801924888c9dd