[INFO] cloning repository https://github.com/qjojo/silt [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/qjojo/silt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqjojo%2Fsilt", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqjojo%2Fsilt'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f28f84561c0aaaaf8788ca4f7a90b1b2628556e5 [INFO] testing qjojo/silt 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%2Fqjojo%2Fsilt" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/qjojo/silt 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/qjojo/silt [INFO] finished tweaking git repo https://github.com/qjojo/silt [INFO] tweaked toml for git repo https://github.com/qjojo/silt written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/qjojo/silt 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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded text_io v0.1.10 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 3480ac9953cb4e50592609497e15875e95f0e7bf42fd680723a62092229d0370 [INFO] running `Command { std: "docker" "start" "-a" "3480ac9953cb4e50592609497e15875e95f0e7bf42fd680723a62092229d0370", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3480ac9953cb4e50592609497e15875e95f0e7bf42fd680723a62092229d0370", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3480ac9953cb4e50592609497e15875e95f0e7bf42fd680723a62092229d0370", kill_on_drop: false }` [INFO] [stdout] 3480ac9953cb4e50592609497e15875e95f0e7bf42fd680723a62092229d0370 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 24866c0e077dddd53bf67d08c844b0df3fa8ca500651b249203923c8f8d51b7e [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" "24866c0e077dddd53bf67d08c844b0df3fa8ca500651b249203923c8f8d51b7e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling text_io v0.1.10 [INFO] [stderr] Compiling silt v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: enum is never used: `Atom` [INFO] [stdout] --> src/sexpr.rs:31:10 [INFO] [stdout] | [INFO] [stdout] 31 | pub enum Atom { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `is_numeric` [INFO] [stdout] --> src/sexpr.rs:84:4 [INFO] [stdout] | [INFO] [stdout] 84 | fn is_numeric(s: &str) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `core::str::::trim` that must be used [INFO] [stdout] --> src/main.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | buffer.trim(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this returns the trimmed string as a slice, without modifying the original [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.54s [INFO] running `Command { std: "docker" "inspect" "24866c0e077dddd53bf67d08c844b0df3fa8ca500651b249203923c8f8d51b7e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24866c0e077dddd53bf67d08c844b0df3fa8ca500651b249203923c8f8d51b7e", kill_on_drop: false }` [INFO] [stdout] 24866c0e077dddd53bf67d08c844b0df3fa8ca500651b249203923c8f8d51b7e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 6fec5f2dd5bd3fb8829d9f4a24124928715dfd871c24bdbef2bac9ec400f167c [INFO] running `Command { std: "docker" "start" "-a" "6fec5f2dd5bd3fb8829d9f4a24124928715dfd871c24bdbef2bac9ec400f167c", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling silt v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: enum is never used: `Atom` [INFO] [stdout] --> src/sexpr.rs:31:10 [INFO] [stdout] | [INFO] [stdout] 31 | pub enum Atom { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `is_numeric` [INFO] [stdout] --> src/sexpr.rs:84:4 [INFO] [stdout] | [INFO] [stdout] 84 | fn is_numeric(s: &str) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `core::str::::trim` that must be used [INFO] [stdout] --> src/main.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | buffer.trim(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this returns the trimmed string as a slice, without modifying the original [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.86s [INFO] running `Command { std: "docker" "inspect" "6fec5f2dd5bd3fb8829d9f4a24124928715dfd871c24bdbef2bac9ec400f167c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6fec5f2dd5bd3fb8829d9f4a24124928715dfd871c24bdbef2bac9ec400f167c", kill_on_drop: false }` [INFO] [stdout] 6fec5f2dd5bd3fb8829d9f4a24124928715dfd871c24bdbef2bac9ec400f167c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 9d11f836703bcdcb8e8b3307149bcf7a78e906ef71cc67d488aaf611aae718af [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" "9d11f836703bcdcb8e8b3307149bcf7a78e906ef71cc67d488aaf611aae718af", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: enum is never used: `Atom` [INFO] [stderr] --> src/sexpr.rs:31:10 [INFO] [stderr] | [INFO] [stderr] 31 | pub enum Atom { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `is_numeric` [INFO] [stderr] --> src/sexpr.rs:84:4 [INFO] [stderr] | [INFO] [stderr] 84 | fn is_numeric(s: &str) -> bool { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `core::str::::trim` that must be used [INFO] [stderr] --> src/main.rs:21:9 [INFO] [stderr] | [INFO] [stderr] 21 | buffer.trim(); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this returns the trimmed string as a slice, without modifying the original [INFO] [stderr] [INFO] [stderr] warning: `silt` (bin "silt" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.31s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/silt-b99b0981c8127d0e) [INFO] [stdout] [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" "9d11f836703bcdcb8e8b3307149bcf7a78e906ef71cc67d488aaf611aae718af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9d11f836703bcdcb8e8b3307149bcf7a78e906ef71cc67d488aaf611aae718af", kill_on_drop: false }` [INFO] [stdout] 9d11f836703bcdcb8e8b3307149bcf7a78e906ef71cc67d488aaf611aae718af