[INFO] fetching crate monorail 1.1.0... [INFO] checking monorail-1.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate monorail 1.1.0 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate monorail 1.1.0 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 monorail 1.1.0 [INFO] finished tweaking crates.io crate monorail 1.1.0 [INFO] tweaked toml for crates.io crate monorail 1.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate crates.io crate monorail 1.1.0 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] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded louds-rs v0.4.0 [INFO] [stderr] Downloaded fid-rs v0.1.1 [INFO] [stderr] Downloaded serde_derive v1.0.139 [INFO] [stderr] Downloaded serde_json v1.0.82 [INFO] [stderr] Downloaded git2 v0.13.25 [INFO] [stderr] Downloaded trie-rs v0.1.1 [INFO] [stderr] Downloaded libgit2-sys v0.12.26+1.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 1ad2e92f18b0bb36ab5e7baae34bafc4162e215b33d4066baf617041b36bc25f [INFO] running `Command { std: "docker" "start" "-a" "1ad2e92f18b0bb36ab5e7baae34bafc4162e215b33d4066baf617041b36bc25f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1ad2e92f18b0bb36ab5e7baae34bafc4162e215b33d4066baf617041b36bc25f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ad2e92f18b0bb36ab5e7baae34bafc4162e215b33d4066baf617041b36bc25f", kill_on_drop: false }` [INFO] [stdout] 1ad2e92f18b0bb36ab5e7baae34bafc4162e215b33d4066baf617041b36bc25f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 30e68b514d58630d5a81f36fd730acac3b20fd791ad74f0cdea7cadeccdd1f57 [INFO] running `Command { std: "docker" "start" "-a" "30e68b514d58630d5a81f36fd730acac3b20fd791ad74f0cdea7cadeccdd1f57", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling crossbeam-utils v0.8.10 [INFO] [stderr] Checking once_cell v1.13.0 [INFO] [stderr] Compiling proc-macro2 v1.0.40 [INFO] [stderr] Compiling quote v1.0.20 [INFO] [stderr] Compiling rayon-core v1.9.3 [INFO] [stderr] Compiling unicode-ident v1.0.1 [INFO] [stderr] Compiling syn v1.0.98 [INFO] [stderr] Compiling serde_derive v1.0.139 [INFO] [stderr] Compiling serde v1.0.139 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling crossbeam-epoch v0.9.9 [INFO] [stderr] Compiling rayon v1.5.3 [INFO] [stderr] Checking either v1.7.0 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling serde_json v1.0.82 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking itoa v1.0.2 [INFO] [stderr] Checking ryu v1.0.10 [INFO] [stderr] Checking crossbeam-channel v0.5.5 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Compiling jobserver v0.1.24 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Compiling libz-sys v1.1.8 [INFO] [stderr] Compiling libgit2-sys v0.12.26+1.3.0 [INFO] [stderr] Checking fid-rs v0.1.1 [INFO] [stderr] Checking louds-rs v0.4.0 [INFO] [stderr] Checking trie-rs v0.1.1 [INFO] [stderr] Checking git2 v0.13.25 [INFO] [stderr] Checking toml v0.5.9 [INFO] [stderr] Checking monorail v1.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> src/lib.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | use std::result::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Result` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> src/lib.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | use std::result::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Result` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `CommandOutputRecord` is never constructed [INFO] [stdout] --> src/lib.rs:616:8 [INFO] [stdout] | [INFO] [stdout] 616 | struct CommandOutputRecord<'a> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ErrorOutput` is never constructed [INFO] [stdout] --> src/lib.rs:924:8 [INFO] [stdout] | [INFO] [stdout] 924 | struct ErrorOutput<'a> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `CommandOutputRecord` is never constructed [INFO] [stdout] --> src/lib.rs:616:8 [INFO] [stdout] | [INFO] [stdout] 616 | struct CommandOutputRecord<'a> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ErrorOutput` is never constructed [INFO] [stdout] --> src/lib.rs:924:8 [INFO] [stdout] | [INFO] [stdout] 924 | struct ErrorOutput<'a> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.41s [INFO] running `Command { std: "docker" "inspect" "30e68b514d58630d5a81f36fd730acac3b20fd791ad74f0cdea7cadeccdd1f57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "30e68b514d58630d5a81f36fd730acac3b20fd791ad74f0cdea7cadeccdd1f57", kill_on_drop: false }` [INFO] [stdout] 30e68b514d58630d5a81f36fd730acac3b20fd791ad74f0cdea7cadeccdd1f57 [INFO] checking monorail-1.1.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate monorail 1.1.0 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate monorail 1.1.0 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 monorail 1.1.0 [INFO] finished tweaking crates.io crate monorail 1.1.0 [INFO] tweaked toml for crates.io crate monorail 1.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate crates.io crate monorail 1.1.0 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] b2286a61126e04b35a72e0b89d07bc7fb5bd4e227568ab4fa62b8021ccfb283e [INFO] running `Command { std: "docker" "start" "-a" "b2286a61126e04b35a72e0b89d07bc7fb5bd4e227568ab4fa62b8021ccfb283e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b2286a61126e04b35a72e0b89d07bc7fb5bd4e227568ab4fa62b8021ccfb283e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b2286a61126e04b35a72e0b89d07bc7fb5bd4e227568ab4fa62b8021ccfb283e", kill_on_drop: false }` [INFO] [stdout] b2286a61126e04b35a72e0b89d07bc7fb5bd4e227568ab4fa62b8021ccfb283e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] d9978314cfd0cfebf58e52f32c44a9461041e20073edbb779c2801a06056b505 [INFO] running `Command { std: "docker" "start" "-a" "d9978314cfd0cfebf58e52f32c44a9461041e20073edbb779c2801a06056b505", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling crossbeam-utils v0.8.10 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Checking once_cell v1.13.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.9 [INFO] [stderr] Compiling proc-macro2 v1.0.40 [INFO] [stderr] Compiling rayon-core v1.9.3 [INFO] [stderr] Compiling unicode-ident v1.0.1 [INFO] [stderr] Compiling quote v1.0.20 [INFO] [stderr] Compiling syn v1.0.98 [INFO] [stderr] Compiling rayon v1.5.3 [INFO] [stderr] Compiling serde_derive v1.0.139 [INFO] [stderr] Compiling serde v1.0.139 [INFO] [stderr] Checking either v1.7.0 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling serde_json v1.0.82 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking itoa v1.0.2 [INFO] [stderr] Checking ryu v1.0.10 [INFO] [stderr] Checking crossbeam-channel v0.5.5 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Compiling jobserver v0.1.24 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Compiling libz-sys v1.1.8 [INFO] [stderr] Compiling libgit2-sys v0.12.26+1.3.0 [INFO] [stderr] Checking fid-rs v0.1.1 [INFO] [stderr] Checking louds-rs v0.4.0 [INFO] [stderr] Checking trie-rs v0.1.1 [INFO] [stderr] Checking git2 v0.13.25 [INFO] [stderr] Checking toml v0.5.9 [INFO] [stderr] Checking monorail v1.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> src/lib.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | use std::result::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Result` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> src/lib.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | use std::result::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Result` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `CommandOutputRecord` is never constructed [INFO] [stdout] --> src/lib.rs:616:8 [INFO] [stdout] | [INFO] [stdout] 616 | struct CommandOutputRecord<'a> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ErrorOutput` is never constructed [INFO] [stdout] --> src/lib.rs:924:8 [INFO] [stdout] | [INFO] [stdout] 924 | struct ErrorOutput<'a> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `CommandOutputRecord` is never constructed [INFO] [stdout] --> src/lib.rs:616:8 [INFO] [stdout] | [INFO] [stdout] 616 | struct CommandOutputRecord<'a> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ErrorOutput` is never constructed [INFO] [stdout] --> src/lib.rs:924:8 [INFO] [stdout] | [INFO] [stdout] 924 | struct ErrorOutput<'a> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.76s [INFO] running `Command { std: "docker" "inspect" "d9978314cfd0cfebf58e52f32c44a9461041e20073edbb779c2801a06056b505", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d9978314cfd0cfebf58e52f32c44a9461041e20073edbb779c2801a06056b505", kill_on_drop: false }` [INFO] [stdout] d9978314cfd0cfebf58e52f32c44a9461041e20073edbb779c2801a06056b505