[INFO] cloning repository https://github.com/ohaddahan/rustman [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ohaddahan/rustman" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fohaddahan%2Frustman", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fohaddahan%2Frustman'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8582b13fd3474ad1e6a34e148394933310af51d8 [INFO] checking ohaddahan/rustman against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fohaddahan%2Frustman" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ohaddahan/rustman on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ohaddahan/rustman [INFO] finished tweaking git repo https://github.com/ohaddahan/rustman [INFO] tweaked toml for git repo https://github.com/ohaddahan/rustman written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/ohaddahan/rustman already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fc8b2f35e197282edc964948ffef2c6c5f66b1f1cd0f55411734d53aedd41983 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "fc8b2f35e197282edc964948ffef2c6c5f66b1f1cd0f55411734d53aedd41983", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fc8b2f35e197282edc964948ffef2c6c5f66b1f1cd0f55411734d53aedd41983", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc8b2f35e197282edc964948ffef2c6c5f66b1f1cd0f55411734d53aedd41983", kill_on_drop: false }` [INFO] [stdout] fc8b2f35e197282edc964948ffef2c6c5f66b1f1cd0f55411734d53aedd41983 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 7af2e3779a33d70a721f104636f4c3b6f0dbf2164f1d3a0585ce5ce2a6cbae83 [INFO] running `Command { std: "docker" "start" "-a" "7af2e3779a33d70a721f104636f4c3b6f0dbf2164f1d3a0585ce5ce2a6cbae83", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking regex-syntax v0.6.17 [INFO] [stderr] Checking arc-swap v0.4.6 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking signal-hook-registry v1.2.0 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking signal-hook v0.1.15 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking aho-corasick v0.7.10 [INFO] [stderr] Checking regex v1.3.7 [INFO] [stderr] Checking rustman-lib v0.1.0 (/opt/rustwide/workdir/rustman-lib) [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> rustman-lib/src/engine.rs:505:9 [INFO] [stdout] | [INFO] [stdout] 505 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> rustman-lib/src/process.rs:106:9 [INFO] [stdout] | [INFO] [stdout] 106 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rustman v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `output` [INFO] [stdout] --> rustman-lib/src/process.rs:116:13 [INFO] [stdout] | [INFO] [stdout] 116 | let output = child.wait().unwrap(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hello` [INFO] [stdout] --> rustman-lib/src/process.rs:161:13 [INFO] [stdout] | [INFO] [stdout] 161 | let hello = String::from("Olá"); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static is never used: `UTF8_BIN` [INFO] [stdout] --> rustman-lib/src/process.rs:112:5 [INFO] [stdout] | [INFO] [stdout] 112 | static UTF8_BIN: &'static str = "tests/utf8.sh"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> rustman-lib/src/procfile.rs:156:17 [INFO] [stdout] | [INFO] [stdout] 156 | std::fs::remove_file(filename); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> rustman-lib/src/procfile.rs:174:13 [INFO] [stdout] | [INFO] [stdout] 174 | file.write_all(format!("alpha: ./alpha{}\n", alpha).as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> rustman-lib/src/procfile.rs:175:13 [INFO] [stdout] | [INFO] [stdout] 175 | file.write_all(format!("bravo:\t./bravo\n").as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> rustman-lib/src/procfile.rs:176:13 [INFO] [stdout] | [INFO] [stdout] 176 | file.write_all(format!("foo_bar:\t./foo_bar\n").as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> rustman-lib/src/procfile.rs:177:13 [INFO] [stdout] | [INFO] [stdout] 177 | file.write_all(format!("foo-bar:\t./foo-bar\n").as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> rustman-lib/src/procfile.rs:178:13 [INFO] [stdout] | [INFO] [stdout] 178 | file.write_all(format!("# baz:\t./baz\n").as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> rustman-lib/src/procfile.rs:179:13 [INFO] [stdout] | [INFO] [stdout] 179 | file.sync_all(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.07s [INFO] running `Command { std: "docker" "inspect" "7af2e3779a33d70a721f104636f4c3b6f0dbf2164f1d3a0585ce5ce2a6cbae83", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7af2e3779a33d70a721f104636f4c3b6f0dbf2164f1d3a0585ce5ce2a6cbae83", kill_on_drop: false }` [INFO] [stdout] 7af2e3779a33d70a721f104636f4c3b6f0dbf2164f1d3a0585ce5ce2a6cbae83