[INFO] fetching crate find-files 0.1.8... [INFO] checking find-files-0.1.8 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate find-files 0.1.8 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate find-files 0.1.8 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 find-files 0.1.8 [INFO] finished tweaking crates.io crate find-files 0.1.8 [INFO] tweaked toml for crates.io crate find-files 0.1.8 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate crates.io crate find-files 0.1.8 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] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded winapi-util v0.1.2 [INFO] [stderr] Downloaded walkdir v2.2.7 [INFO] [stderr] Downloaded lazy_static v1.2.0 [INFO] [stderr] Downloaded utf8-ranges v1.0.2 [INFO] [stderr] Downloaded same-file v1.0.4 [INFO] [stderr] Downloaded cfg-if v0.1.6 [INFO] [stderr] Downloaded redox_termios v0.1.1 [INFO] [stderr] Downloaded num_cpus v1.10.0 [INFO] [stderr] Downloaded bitflags v1.0.4 [INFO] [stderr] Downloaded smallvec v0.6.9 [INFO] [stderr] Downloaded redox_syscall v0.1.51 [INFO] [stderr] Downloaded termion v1.5.1 [INFO] [stderr] Downloaded strsim v0.7.0 [INFO] [stderr] Downloaded textwrap v0.10.0 [INFO] [stderr] Downloaded clap v2.32.0 [INFO] [stderr] Downloaded regex-syntax v0.6.5 [INFO] [stderr] Downloaded libc v0.2.48 [INFO] [stderr] Downloaded regex v1.1.0 [INFO] [stderr] Downloaded crossbeam-channel v0.3.8 [INFO] [stderr] Downloaded winapi v0.3.6 [INFO] [stderr] Downloaded ignore v0.4.6 [INFO] [stderr] Downloaded ucd-util v0.1.3 [INFO] [stderr] Downloaded unicode-width v0.1.5 [INFO] [stderr] Downloaded crossbeam-utils v0.6.5 [INFO] [stderr] Downloaded globset v0.4.2 [INFO] [stderr] Downloaded log v0.4.6 [INFO] [stderr] Downloaded memchr v2.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 4a7417afb2059adfde481fda5e0ee12d88b57fa76c7c85f80144823fabc147cc [INFO] running `Command { std: "docker" "start" "-a" "4a7417afb2059adfde481fda5e0ee12d88b57fa76c7c85f80144823fabc147cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4a7417afb2059adfde481fda5e0ee12d88b57fa76c7c85f80144823fabc147cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4a7417afb2059adfde481fda5e0ee12d88b57fa76c7c85f80144823fabc147cc", kill_on_drop: false }` [INFO] [stdout] 4a7417afb2059adfde481fda5e0ee12d88b57fa76c7c85f80144823fabc147cc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 03bbd0ec13bd680755e41f614323797f0b3ebd04bac6e0bd867ae2c7c9df5d40 [INFO] running `Command { std: "docker" "start" "-a" "03bbd0ec13bd680755e41f614323797f0b3ebd04bac6e0bd867ae2c7c9df5d40", kill_on_drop: false }` [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling libc v0.2.48 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Checking regex-syntax v0.6.5 [INFO] [stderr] Checking smallvec v0.6.9 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking same-file v1.0.4 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking crossbeam-channel v0.3.8 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking walkdir v2.2.7 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking num_cpus v1.10.0 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking globset v0.4.2 [INFO] [stderr] Checking ignore v0.4.6 [INFO] [stderr] Checking find-files v0.1.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `clap` is imported redundantly [INFO] [stdout] --> src/args.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use clap; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | extern crate clap; [INFO] [stdout] | ------------------ the item `clap` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `clap` is imported redundantly [INFO] [stdout] --> src/args.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use clap; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | extern crate clap; [INFO] [stdout] | ------------------ the item `clap` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `num_cpus` is imported redundantly [INFO] [stdout] --> src/args.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use num_cpus; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | extern crate num_cpus; [INFO] [stdout] | ---------------------- the item `num_cpus` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `num_cpus` is imported redundantly [INFO] [stdout] --> src/args.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use num_cpus; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | extern crate num_cpus; [INFO] [stdout] | ---------------------- the item `num_cpus` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `case_sensitive` is never read [INFO] [stdout] --> src/args.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Args { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] ... [INFO] [stdout] 18 | pub case_sensitive: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `case_sensitive` is never read [INFO] [stdout] --> src/args.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Args { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] ... [INFO] [stdout] 18 | pub case_sensitive: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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 3.33s [INFO] running `Command { std: "docker" "inspect" "03bbd0ec13bd680755e41f614323797f0b3ebd04bac6e0bd867ae2c7c9df5d40", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "03bbd0ec13bd680755e41f614323797f0b3ebd04bac6e0bd867ae2c7c9df5d40", kill_on_drop: false }` [INFO] [stdout] 03bbd0ec13bd680755e41f614323797f0b3ebd04bac6e0bd867ae2c7c9df5d40 [INFO] checking find-files-0.1.8 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate find-files 0.1.8 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate find-files 0.1.8 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 find-files 0.1.8 [INFO] finished tweaking crates.io crate find-files 0.1.8 [INFO] tweaked toml for crates.io crate find-files 0.1.8 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate find-files 0.1.8 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] f2753c7bd0fb6ad359cd5dd6982fbe308cb4be22e8d2694b75628d74f3345432 [INFO] running `Command { std: "docker" "start" "-a" "f2753c7bd0fb6ad359cd5dd6982fbe308cb4be22e8d2694b75628d74f3345432", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f2753c7bd0fb6ad359cd5dd6982fbe308cb4be22e8d2694b75628d74f3345432", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f2753c7bd0fb6ad359cd5dd6982fbe308cb4be22e8d2694b75628d74f3345432", kill_on_drop: false }` [INFO] [stdout] f2753c7bd0fb6ad359cd5dd6982fbe308cb4be22e8d2694b75628d74f3345432 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] ad2776842a22293b50decd453bc3fafc8498ea0a35ee793d0cf0016207155cd6 [INFO] running `Command { std: "docker" "start" "-a" "ad2776842a22293b50decd453bc3fafc8498ea0a35ee793d0cf0016207155cd6", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Compiling libc v0.2.48 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking same-file v1.0.4 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.6.5 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Checking smallvec v0.6.9 [INFO] [stderr] Checking walkdir v2.2.7 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking crossbeam-channel v0.3.8 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking num_cpus v1.10.0 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking globset v0.4.2 [INFO] [stderr] Checking ignore v0.4.6 [INFO] [stderr] Checking find-files v0.1.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `clap` is imported redundantly [INFO] [stdout] --> src/args.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use clap; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | extern crate clap; [INFO] [stdout] | ------------------ the item `clap` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `num_cpus` is imported redundantly [INFO] [stdout] --> src/args.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use num_cpus; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | extern crate num_cpus; [INFO] [stdout] | ---------------------- the item `num_cpus` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `clap` is imported redundantly [INFO] [stdout] --> src/args.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use clap; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | extern crate clap; [INFO] [stdout] | ------------------ the item `clap` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `num_cpus` is imported redundantly [INFO] [stdout] --> src/args.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use num_cpus; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | extern crate num_cpus; [INFO] [stdout] | ---------------------- the item `num_cpus` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `case_sensitive` is never read [INFO] [stdout] --> src/args.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Args { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] ... [INFO] [stdout] 18 | pub case_sensitive: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `case_sensitive` is never read [INFO] [stdout] --> src/args.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Args { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] ... [INFO] [stdout] 18 | pub case_sensitive: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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 2.69s [INFO] running `Command { std: "docker" "inspect" "ad2776842a22293b50decd453bc3fafc8498ea0a35ee793d0cf0016207155cd6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad2776842a22293b50decd453bc3fafc8498ea0a35ee793d0cf0016207155cd6", kill_on_drop: false }` [INFO] [stdout] ad2776842a22293b50decd453bc3fafc8498ea0a35ee793d0cf0016207155cd6