[INFO] cloning repository https://github.com/alephpt/Rust-Compiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alephpt/Rust-Compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falephpt%2FRust-Compiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falephpt%2FRust-Compiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9f8ff6dec4d0ca4674f7b282f950519fa61495a2
[INFO] checking alephpt/Rust-Compiler against master#08cd08fbef8c6663b052d8d9e4930d5696cbb8a7 for 150662-leaf-spurious
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falephpt%2FRust-Compiler" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/alephpt/Rust-Compiler
[INFO] finished tweaking git repo https://github.com/alephpt/Rust-Compiler
[INFO] tweaked toml for git repo https://github.com/alephpt/Rust-Compiler written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/alephpt/Rust-Compiler on toolchain 08cd08fbef8c6663b052d8d9e4930d5696cbb8a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+08cd08fbef8c6663b052d8d9e4930d5696cbb8a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/alephpt/Rust-Compiler 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" "+08cd08fbef8c6663b052d8d9e4930d5696cbb8a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror-impl v1.0.30
[INFO] [stderr]   Downloaded thiserror v1.0.30
[INFO] [stderr]   Downloaded quote v1.0.15
[INFO] [stderr]   Downloaded unicode-xid v0.2.2
[INFO] [stderr]   Downloaded strsim v0.8.0
[INFO] [stderr]   Downloaded textwrap v0.11.0
[INFO] [stderr]   Downloaded unicode-width v0.1.9
[INFO] [stderr]   Downloaded ansi_term v0.12.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.36
[INFO] [stderr]   Downloaded syn v1.0.86
[INFO] [stderr]   Downloaded clap v2.34.0
[INFO] [stderr]   Downloaded libc v0.2.119
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+08cd08fbef8c6663b052d8d9e4930d5696cbb8a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29c536421c80a879a163a63c341297ec4b417a76f44e4aab1a38d24f4d52eb93
[INFO] running `Command { std: "docker" "start" "-a" "29c536421c80a879a163a63c341297ec4b417a76f44e4aab1a38d24f4d52eb93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29c536421c80a879a163a63c341297ec4b417a76f44e4aab1a38d24f4d52eb93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29c536421c80a879a163a63c341297ec4b417a76f44e4aab1a38d24f4d52eb93", kill_on_drop: false }`
[INFO] [stdout] 29c536421c80a879a163a63c341297ec4b417a76f44e4aab1a38d24f4d52eb93
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+08cd08fbef8c6663b052d8d9e4930d5696cbb8a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2e4601398cd31087d19930be72778d1565703529adaf563f51ac8cb88e2e1df
[INFO] running `Command { std: "docker" "start" "-a" "d2e4601398cd31087d19930be72778d1565703529adaf563f51ac8cb88e2e1df", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking idiom_core v0.1.0 (/opt/rustwide/workdir/idiom_core)
[INFO] [stdout] warning: unused import: `macros::*`
[INFO] [stdout]  --> idiom_core/src/lexer/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use macros::*;
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking idiom v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.55s
[INFO] running `Command { std: "docker" "inspect" "d2e4601398cd31087d19930be72778d1565703529adaf563f51ac8cb88e2e1df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2e4601398cd31087d19930be72778d1565703529adaf563f51ac8cb88e2e1df", kill_on_drop: false }`
[INFO] [stdout] d2e4601398cd31087d19930be72778d1565703529adaf563f51ac8cb88e2e1df