[INFO] cloning repository https://github.com/wulfnb/rust_getting_started
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wulfnb/rust_getting_started" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwulfnb%2Frust_getting_started", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwulfnb%2Frust_getting_started'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dfab08609cf001fe7e5280e6ca0cba5c88a4be69
[INFO] testing wulfnb/rust_getting_started against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwulfnb%2Frust_getting_started" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wulfnb/rust_getting_started on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wulfnb/rust_getting_started
[INFO] finished tweaking git repo https://github.com/wulfnb/rust_getting_started
[INFO] tweaked toml for git repo https://github.com/wulfnb/rust_getting_started written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/wulfnb/rust_getting_started already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", 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] d914d16b029109958208563667aee9f8fd7e6f96f4f77eaab9ac070398614564
[INFO] running `Command { std: "docker" "start" "-a" "d914d16b029109958208563667aee9f8fd7e6f96f4f77eaab9ac070398614564", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d914d16b029109958208563667aee9f8fd7e6f96f4f77eaab9ac070398614564", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d914d16b029109958208563667aee9f8fd7e6f96f4f77eaab9ac070398614564", kill_on_drop: false }`
[INFO] [stdout] d914d16b029109958208563667aee9f8fd7e6f96f4f77eaab9ac070398614564
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1b830f022c604e69b807bea09cb319c6dab870b5b4c6b54a15bc9b7dd3a1373
[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" "c1b830f022c604e69b807bea09cb319c6dab870b5b4c6b54a15bc9b7dd3a1373", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_intro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `run2`
[INFO] [stdout]  --> src/read_file.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn run2() {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run3`
[INFO] [stdout]   --> src/read_file.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn run3() {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.85s
[INFO] running `Command { std: "docker" "inspect" "c1b830f022c604e69b807bea09cb319c6dab870b5b4c6b54a15bc9b7dd3a1373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1b830f022c604e69b807bea09cb319c6dab870b5b4c6b54a15bc9b7dd3a1373", kill_on_drop: false }`
[INFO] [stdout] c1b830f022c604e69b807bea09cb319c6dab870b5b4c6b54a15bc9b7dd3a1373
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53c53d945c8c9e65bada4862c3602e5cec546574ec0d55da43751ace49b97da3
[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" "53c53d945c8c9e65bada4862c3602e5cec546574ec0d55da43751ace49b97da3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_intro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `run2`
[INFO] [stdout]  --> src/read_file.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn run2() {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run3`
[INFO] [stdout]   --> src/read_file.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn run3() {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.41s
[INFO] running `Command { std: "docker" "inspect" "53c53d945c8c9e65bada4862c3602e5cec546574ec0d55da43751ace49b97da3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53c53d945c8c9e65bada4862c3602e5cec546574ec0d55da43751ace49b97da3", kill_on_drop: false }`
[INFO] [stdout] 53c53d945c8c9e65bada4862c3602e5cec546574ec0d55da43751ace49b97da3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a09f6b6ef2ac1b5b95dee039a9038c907db9092ffc6922630e355fedadb178fb
[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" "a09f6b6ef2ac1b5b95dee039a9038c907db9092ffc6922630e355fedadb178fb", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `run2`
[INFO] [stderr]  --> src/read_file.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn run2() {
[INFO] [stderr]   |        ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run3`
[INFO] [stderr]   --> src/read_file.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub fn run3() {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_intro` (bin "rust_intro" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_intro-b4a03f5d17d6562b)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a09f6b6ef2ac1b5b95dee039a9038c907db9092ffc6922630e355fedadb178fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a09f6b6ef2ac1b5b95dee039a9038c907db9092ffc6922630e355fedadb178fb", kill_on_drop: false }`
[INFO] [stdout] a09f6b6ef2ac1b5b95dee039a9038c907db9092ffc6922630e355fedadb178fb