[INFO] fetching crate ltxcut 0.1.1...
[INFO] checking ltxcut-0.1.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate ltxcut 0.1.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate ltxcut 0.1.1 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 crates.io crate ltxcut 0.1.1
[INFO] finished tweaking crates.io crate ltxcut 0.1.1
[INFO] tweaked toml for crates.io crate ltxcut 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate ltxcut 0.1.1 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-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bec9b8c37ef46869cf7c725b2f19e7d918f10f6004c184d965bebe64660b7fc1
[INFO] running `Command { std: "docker" "start" "-a" "bec9b8c37ef46869cf7c725b2f19e7d918f10f6004c184d965bebe64660b7fc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bec9b8c37ef46869cf7c725b2f19e7d918f10f6004c184d965bebe64660b7fc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bec9b8c37ef46869cf7c725b2f19e7d918f10f6004c184d965bebe64660b7fc1", kill_on_drop: false }`
[INFO] [stdout] bec9b8c37ef46869cf7c725b2f19e7d918f10f6004c184d965bebe64660b7fc1
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7bc895d412bc7250041f902c42af2ed93bc235e7d5a88d35031d23fdbb26bb45
[INFO] running `Command { std: "docker" "start" "-a" "7bc895d412bc7250041f902c42af2ed93bc235e7d5a88d35031d23fdbb26bb45", kill_on_drop: false }`
[INFO] [stderr]     Checking argparse v0.2.2
[INFO] [stderr]     Checking string-builder v0.2.0
[INFO] [stderr]     Checking ltxcut v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "7bc895d412bc7250041f902c42af2ed93bc235e7d5a88d35031d23fdbb26bb45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bc895d412bc7250041f902c42af2ed93bc235e7d5a88d35031d23fdbb26bb45", kill_on_drop: false }`
[INFO] [stdout] 7bc895d412bc7250041f902c42af2ed93bc235e7d5a88d35031d23fdbb26bb45
[INFO] checking ltxcut-0.1.1 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate ltxcut 0.1.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate ltxcut 0.1.1 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 crates.io crate ltxcut 0.1.1
[INFO] finished tweaking crates.io crate ltxcut 0.1.1
[INFO] tweaked toml for crates.io crate ltxcut 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate ltxcut 0.1.1 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 446e6b2694daa71e7524b5ca8954ce8a744ddebb50e03c0da756397f19663d00
[INFO] running `Command { std: "docker" "start" "-a" "446e6b2694daa71e7524b5ca8954ce8a744ddebb50e03c0da756397f19663d00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "446e6b2694daa71e7524b5ca8954ce8a744ddebb50e03c0da756397f19663d00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "446e6b2694daa71e7524b5ca8954ce8a744ddebb50e03c0da756397f19663d00", kill_on_drop: false }`
[INFO] [stdout] 446e6b2694daa71e7524b5ca8954ce8a744ddebb50e03c0da756397f19663d00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 606541baa03edc6395bbdd809169033dd14d25c0ed74b1b34a31e43ac2a00b0d
[INFO] running `Command { std: "docker" "start" "-a" "606541baa03edc6395bbdd809169033dd14d25c0ed74b1b34a31e43ac2a00b0d", kill_on_drop: false }`
[INFO] [stderr]     Checking argparse v0.2.2
[INFO] [stderr]     Checking string-builder v0.2.0
[INFO] [stderr]     Checking ltxcut v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "606541baa03edc6395bbdd809169033dd14d25c0ed74b1b34a31e43ac2a00b0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "606541baa03edc6395bbdd809169033dd14d25c0ed74b1b34a31e43ac2a00b0d", kill_on_drop: false }`
[INFO] [stdout] 606541baa03edc6395bbdd809169033dd14d25c0ed74b1b34a31e43ac2a00b0d