[INFO] cloning repository https://github.com/tomarrell/tre [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tomarrell/tre" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomarrell%2Ftre", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomarrell%2Ftre'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 620699f95d09460f903778bb1f571d8b70f8ca8f [INFO] checking tomarrell/tre against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomarrell%2Ftre" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tomarrell/tre 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 git repo https://github.com/tomarrell/tre [INFO] finished tweaking git repo https://github.com/tomarrell/tre [INFO] tweaked toml for git repo https://github.com/tomarrell/tre written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/tomarrell/tre 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] Locking 1 package [INFO] [stderr] Updating tre v0.1.0 (/workspace/builds/worker-4-tc1/source) -> v0.1.1 [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded colored v1.6.1 [INFO] [stderr] Downloaded same-file v1.0.3 [INFO] [stderr] Downloaded walkdir v2.2.5 [INFO] [stderr] Downloaded regex v1.0.4 [INFO] [stderr] Downloaded ignore v0.4.3 [INFO] [stderr] Downloaded globset v0.4.1 [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] 889941ad06048d9fd10a80b4e44268ef68ac563fcb76a82c41275eebd4527df2 [INFO] running `Command { std: "docker" "start" "-a" "889941ad06048d9fd10a80b4e44268ef68ac563fcb76a82c41275eebd4527df2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "889941ad06048d9fd10a80b4e44268ef68ac563fcb76a82c41275eebd4527df2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "889941ad06048d9fd10a80b4e44268ef68ac563fcb76a82c41275eebd4527df2", kill_on_drop: false }` [INFO] [stdout] 889941ad06048d9fd10a80b4e44268ef68ac563fcb76a82c41275eebd4527df2 [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] 70f4b81ed41c9f0c088a2f1b973ff3a9f95cfdc1c02b9e408ecc74ef0d3f352a [INFO] running `Command { std: "docker" "start" "-a" "70f4b81ed41c9f0c088a2f1b973ff3a9f95cfdc1c02b9e408ecc74ef0d3f352a", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.1.4 [INFO] [stderr] Checking libc v0.2.43 [INFO] [stderr] Checking ucd-util v0.1.1 [INFO] [stderr] Compiling regex v1.0.4 [INFO] [stderr] Checking cfg-if v0.1.5 [INFO] [stderr] Checking utf8-ranges v1.0.1 [INFO] [stderr] Checking same-file v1.0.3 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking crossbeam v0.3.2 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking log v0.4.5 [INFO] [stderr] Checking regex-syntax v0.6.2 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking walkdir v2.2.5 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Checking memchr v2.0.2 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking aho-corasick v0.6.8 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking colored v1.6.1 [INFO] [stderr] Checking globset v0.4.1 [INFO] [stderr] Checking ignore v0.4.3 [INFO] [stderr] Checking tre v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `config` is imported redundantly [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 3 | use tre::*; [INFO] [stdout] | ------ the item `config` is already imported here [INFO] [stdout] 4 | [INFO] [stdout] 5 | use config; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `walker` is imported redundantly [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 3 | use tre::*; [INFO] [stdout] | ------ the item `walker` is already imported here [INFO] [stdout] ... [INFO] [stdout] 8 | use walker; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `config` is imported redundantly [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 3 | use tre::*; [INFO] [stdout] | ------ the item `config` is already imported here [INFO] [stdout] 4 | [INFO] [stdout] 5 | use config; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `walker` is imported redundantly [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 3 | use tre::*; [INFO] [stdout] | ------ the item `walker` is already imported here [INFO] [stdout] ... [INFO] [stdout] 8 | use walker; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/walker.rs:80:32 [INFO] [stdout] | [INFO] [stdout] 80 | Err(err) => panic!(err), [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 80 | Err(err) => panic!("{}", err), [INFO] [stdout] | +++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 80 | Err(err) => std::panic::panic_any(err), [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/walker.rs:91:32 [INFO] [stdout] | [INFO] [stdout] 91 | Err(err) => panic!(err), [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 91 | Err(err) => panic!("{}", err), [INFO] [stdout] | +++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 91 | Err(err) => std::panic::panic_any(err), [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.36s [INFO] running `Command { std: "docker" "inspect" "70f4b81ed41c9f0c088a2f1b973ff3a9f95cfdc1c02b9e408ecc74ef0d3f352a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70f4b81ed41c9f0c088a2f1b973ff3a9f95cfdc1c02b9e408ecc74ef0d3f352a", kill_on_drop: false }` [INFO] [stdout] 70f4b81ed41c9f0c088a2f1b973ff3a9f95cfdc1c02b9e408ecc74ef0d3f352a