[INFO] fetching crate cargo-brrrr 0.1.0...
[INFO] checking cargo-brrrr-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate cargo-brrrr 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate cargo-brrrr 0.1.0 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] started tweaking crates.io crate cargo-brrrr 0.1.0
[INFO] finished tweaking crates.io crate cargo-brrrr 0.1.0
[INFO] tweaked toml for crates.io crate cargo-brrrr 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate cargo-brrrr 0.1.0 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] warning: file `/workspace/builds/worker-5-tc1/source/src/main.rs` found to be present in multiple build targets:
[INFO] [stderr]   * `bin` target `cargo-br`
[INFO] [stderr]   * `bin` target `cargo-brr`
[INFO] [stderr]   * `bin` target `cargo-brrr`
[INFO] [stderr]   * `bin` target `cargo-brrrr`
[INFO] [stderr]   * `bin` target `cargo-brrrrr`
[INFO] [stderr]   * `bin` target `cargo-brrrrrr`
[INFO] [stderr]   * `bin` target `cargo-brrrrrrr`
[INFO] [stderr]   * `bin` target `cargo-brrrrrrrr`
[INFO] [stderr]   * `bin` target `cargo-brrrrrrrrr`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded terminal_size v0.1.13
[INFO] [stderr]   Downloaded cc v1.0.58
[INFO] [stderr]   Downloaded ctrlc v3.1.5
[INFO] [stderr]   Downloaded nix v0.17.0
[INFO] [stderr]   Downloaded libc v0.2.73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 371d6dcc83551927b3088b73c6c49fdbaeb934ed4fbe1cefc6d863b3fe22040d
[INFO] running `Command { std: "docker" "start" "-a" "371d6dcc83551927b3088b73c6c49fdbaeb934ed4fbe1cefc6d863b3fe22040d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "371d6dcc83551927b3088b73c6c49fdbaeb934ed4fbe1cefc6d863b3fe22040d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "371d6dcc83551927b3088b73c6c49fdbaeb934ed4fbe1cefc6d863b3fe22040d", kill_on_drop: false }`
[INFO] [stdout] 371d6dcc83551927b3088b73c6c49fdbaeb934ed4fbe1cefc6d863b3fe22040d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] dc7e04627af6b3a5b8a6e2ec18c6af65f95f0297a488f1c1ad88d15fc52e858b
[INFO] running `Command { std: "docker" "start" "-a" "dc7e04627af6b3a5b8a6e2ec18c6af65f95f0297a488f1c1ad88d15fc52e858b", kill_on_drop: false }`
[INFO] [stderr] warning: file `/opt/rustwide/workdir/src/main.rs` found to be present in multiple build targets:
[INFO] [stderr]   * `bin` target `cargo-br`
[INFO] [stderr]   * `bin` target `cargo-brr`
[INFO] [stderr]   * `bin` target `cargo-brrr`
[INFO] [stderr]   * `bin` target `cargo-brrrr`
[INFO] [stderr]   * `bin` target `cargo-brrrrr`
[INFO] [stderr]   * `bin` target `cargo-brrrrrr`
[INFO] [stderr]   * `bin` target `cargo-brrrrrrr`
[INFO] [stderr]   * `bin` target `cargo-brrrrrrrr`
[INFO] [stderr]   * `bin` target `cargo-brrrrrrrrr`
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking terminal_size v0.1.13
[INFO] [stderr]     Checking ctrlc v3.1.5
[INFO] [stderr]     Checking cargo-brrrr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.91s
[INFO] running `Command { std: "docker" "inspect" "dc7e04627af6b3a5b8a6e2ec18c6af65f95f0297a488f1c1ad88d15fc52e858b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc7e04627af6b3a5b8a6e2ec18c6af65f95f0297a488f1c1ad88d15fc52e858b", kill_on_drop: false }`
[INFO] [stdout] dc7e04627af6b3a5b8a6e2ec18c6af65f95f0297a488f1c1ad88d15fc52e858b
[INFO] checking cargo-brrrr-0.1.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate cargo-brrrr 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate cargo-brrrr 0.1.0 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 cargo-brrrr 0.1.0
[INFO] finished tweaking crates.io crate cargo-brrrr 0.1.0
[INFO] tweaked toml for crates.io crate cargo-brrrr 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate cargo-brrrr 0.1.0 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: file `/workspace/builds/worker-5-tc2/source/src/main.rs` found to be present in multiple build targets:
[INFO] [stderr]   * `bin` target `cargo-br`
[INFO] [stderr]   * `bin` target `cargo-brr`
[INFO] [stderr]   * `bin` target `cargo-brrr`
[INFO] [stderr]   * `bin` target `cargo-brrrr`
[INFO] [stderr]   * `bin` target `cargo-brrrrr`
[INFO] [stderr]   * `bin` target `cargo-brrrrrr`
[INFO] [stderr]   * `bin` target `cargo-brrrrrrr`
[INFO] [stderr]   * `bin` target `cargo-brrrrrrrr`
[INFO] [stderr]   * `bin` target `cargo-brrrrrrrrr`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 418eb73191be08c8ffca7f4ac5972efd967a2c37028324ea75bc39023169a450
[INFO] running `Command { std: "docker" "start" "-a" "418eb73191be08c8ffca7f4ac5972efd967a2c37028324ea75bc39023169a450", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "418eb73191be08c8ffca7f4ac5972efd967a2c37028324ea75bc39023169a450", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "418eb73191be08c8ffca7f4ac5972efd967a2c37028324ea75bc39023169a450", kill_on_drop: false }`
[INFO] [stdout] 418eb73191be08c8ffca7f4ac5972efd967a2c37028324ea75bc39023169a450
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 8491fc3994c16881825cb921ff30dc8f4dd95fa0baf23d8aca5c61c07f6628d6
[INFO] running `Command { std: "docker" "start" "-a" "8491fc3994c16881825cb921ff30dc8f4dd95fa0baf23d8aca5c61c07f6628d6", kill_on_drop: false }`
[INFO] [stderr] warning: file `/opt/rustwide/workdir/src/main.rs` found to be present in multiple build targets:
[INFO] [stderr]   * `bin` target `cargo-br`
[INFO] [stderr]   * `bin` target `cargo-brr`
[INFO] [stderr]   * `bin` target `cargo-brrr`
[INFO] [stderr]   * `bin` target `cargo-brrrr`
[INFO] [stderr]   * `bin` target `cargo-brrrrr`
[INFO] [stderr]   * `bin` target `cargo-brrrrrr`
[INFO] [stderr]   * `bin` target `cargo-brrrrrrr`
[INFO] [stderr]   * `bin` target `cargo-brrrrrrrr`
[INFO] [stderr]   * `bin` target `cargo-brrrrrrrrr`
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking terminal_size v0.1.13
[INFO] [stderr]     Checking ctrlc v3.1.5
[INFO] [stderr]     Checking cargo-brrrr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.75s
[INFO] running `Command { std: "docker" "inspect" "8491fc3994c16881825cb921ff30dc8f4dd95fa0baf23d8aca5c61c07f6628d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8491fc3994c16881825cb921ff30dc8f4dd95fa0baf23d8aca5c61c07f6628d6", kill_on_drop: false }`
[INFO] [stdout] 8491fc3994c16881825cb921ff30dc8f4dd95fa0baf23d8aca5c61c07f6628d6