[INFO] fetching crate monover 0.1.0... [INFO] checking monover-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate monover 0.1.0 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate monover 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 monover 0.1.0 [INFO] finished tweaking crates.io crate monover 0.1.0 [INFO] tweaked toml for crates.io crate monover 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate crates.io crate monover 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] Downloading crates ... [INFO] [stderr] Downloaded crossbeam-epoch v0.9.14 [INFO] [stderr] Downloaded arrayvec v0.7.2 [INFO] [stderr] Downloaded hermit-abi v0.2.6 [INFO] [stderr] Downloaded num_cpus v1.15.0 [INFO] [stderr] Downloaded crossbeam-utils v0.8.15 [INFO] [stderr] Downloaded rayon-core v1.11.0 [INFO] [stderr] Downloaded rayon v1.7.0 [INFO] [stderr] Downloaded libc v0.2.144 [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] e3faf3542711aa3c9ba8b315275ca75dfdf91ed57ed650d3c3a0e93434588623 [INFO] running `Command { std: "docker" "start" "-a" "e3faf3542711aa3c9ba8b315275ca75dfdf91ed57ed650d3c3a0e93434588623", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e3faf3542711aa3c9ba8b315275ca75dfdf91ed57ed650d3c3a0e93434588623", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e3faf3542711aa3c9ba8b315275ca75dfdf91ed57ed650d3c3a0e93434588623", kill_on_drop: false }` [INFO] [stdout] e3faf3542711aa3c9ba8b315275ca75dfdf91ed57ed650d3c3a0e93434588623 [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] b3218ad47e4e550bc59efcacfeb54f9f044897847c1d9e534ec654bc82cd54a7 [INFO] running `Command { std: "docker" "start" "-a" "b3218ad47e4e550bc59efcacfeb54f9f044897847c1d9e534ec654bc82cd54a7", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.15 [INFO] [stderr] Compiling libc v0.2.144 [INFO] [stderr] Compiling memoffset v0.8.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.14 [INFO] [stderr] Compiling rayon-core v1.11.0 [INFO] [stderr] Checking unicode-width v0.1.10 [INFO] [stderr] Checking either v1.8.1 [INFO] [stderr] Checking walkdir v2.3.3 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking arrayvec v0.7.2 [INFO] [stderr] Checking crossbeam-channel v0.5.8 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Checking num_cpus v1.15.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking rayon v1.7.0 [INFO] [stderr] Checking monover v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Arg` [INFO] [stdout] --> src/bin.rs:8:17 [INFO] [stdout] | [INFO] [stdout] 8 | use clap::{App, Arg}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Arg` [INFO] [stdout] --> src/bin.rs:8:17 [INFO] [stdout] | [INFO] [stdout] 8 | use clap::{App, Arg}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> tests/utils.rs:27:20 [INFO] [stdout] | [INFO] [stdout] 27 | pub struct TempDir(PathBuf, PathBuf); [INFO] [stdout] | ------- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `TempDir` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 27 | pub struct TempDir((), PathBuf); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.43s [INFO] running `Command { std: "docker" "inspect" "b3218ad47e4e550bc59efcacfeb54f9f044897847c1d9e534ec654bc82cd54a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b3218ad47e4e550bc59efcacfeb54f9f044897847c1d9e534ec654bc82cd54a7", kill_on_drop: false }` [INFO] [stdout] b3218ad47e4e550bc59efcacfeb54f9f044897847c1d9e534ec654bc82cd54a7 [INFO] checking monover-0.1.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate monover 0.1.0 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate monover 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 monover 0.1.0 [INFO] finished tweaking crates.io crate monover 0.1.0 [INFO] tweaked toml for crates.io crate monover 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate crates.io crate monover 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] 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] a1f5104142cfb5509388d62d8fe165e0f69383e5b984bc872f6746af5796731e [INFO] running `Command { std: "docker" "start" "-a" "a1f5104142cfb5509388d62d8fe165e0f69383e5b984bc872f6746af5796731e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a1f5104142cfb5509388d62d8fe165e0f69383e5b984bc872f6746af5796731e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a1f5104142cfb5509388d62d8fe165e0f69383e5b984bc872f6746af5796731e", kill_on_drop: false }` [INFO] [stdout] a1f5104142cfb5509388d62d8fe165e0f69383e5b984bc872f6746af5796731e [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] 85b517cce387fe59456a6cd7743409bc6932ce455a040e262601099dbe689c04 [INFO] running `Command { std: "docker" "start" "-a" "85b517cce387fe59456a6cd7743409bc6932ce455a040e262601099dbe689c04", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.144 [INFO] [stderr] Compiling crossbeam-utils v0.8.15 [INFO] [stderr] Compiling memoffset v0.8.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.14 [INFO] [stderr] Compiling rayon-core v1.11.0 [INFO] [stderr] Checking unicode-width v0.1.10 [INFO] [stderr] Checking either v1.8.1 [INFO] [stderr] Checking walkdir v2.3.3 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking arrayvec v0.7.2 [INFO] [stderr] Checking crossbeam-channel v0.5.8 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Checking num_cpus v1.15.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking rayon v1.7.0 [INFO] [stderr] Checking monover v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Arg` [INFO] [stdout] --> src/bin.rs:8:17 [INFO] [stdout] | [INFO] [stdout] 8 | use clap::{App, Arg}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Arg` [INFO] [stdout] --> src/bin.rs:8:17 [INFO] [stdout] | [INFO] [stdout] 8 | use clap::{App, Arg}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> tests/utils.rs:27:20 [INFO] [stdout] | [INFO] [stdout] 27 | pub struct TempDir(PathBuf, PathBuf); [INFO] [stdout] | ------- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `TempDir` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 27 | pub struct TempDir((), PathBuf); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.09s [INFO] running `Command { std: "docker" "inspect" "85b517cce387fe59456a6cd7743409bc6932ce455a040e262601099dbe689c04", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "85b517cce387fe59456a6cd7743409bc6932ce455a040e262601099dbe689c04", kill_on_drop: false }` [INFO] [stdout] 85b517cce387fe59456a6cd7743409bc6932ce455a040e262601099dbe689c04