[INFO] cloning repository https://github.com/howeih/Day-6-Postfix-notation [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/howeih/Day-6-Postfix-notation" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoweih%2FDay-6-Postfix-notation", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoweih%2FDay-6-Postfix-notation'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 31b590a37cd4f2f1b12b611fd885e0a69cc42107 [INFO] testing howeih/Day-6-Postfix-notation against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoweih%2FDay-6-Postfix-notation" "/workspace/builds/worker-24/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-24/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/howeih/Day-6-Postfix-notation on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/howeih/Day-6-Postfix-notation [INFO] finished tweaking git repo https://github.com/howeih/Day-6-Postfix-notation [INFO] tweaked toml for git repo https://github.com/howeih/Day-6-Postfix-notation written to /workspace/builds/worker-24/source/Cargo.toml [INFO] crate git repo https://github.com/howeih/Day-6-Postfix-notation already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2663761c427a0331e2698fc72b685271c18c7ad7d3aa7b2e98ea9c771a0df34f [INFO] running `Command { std: "docker" "start" "-a" "2663761c427a0331e2698fc72b685271c18c7ad7d3aa7b2e98ea9c771a0df34f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2663761c427a0331e2698fc72b685271c18c7ad7d3aa7b2e98ea9c771a0df34f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2663761c427a0331e2698fc72b685271c18c7ad7d3aa7b2e98ea9c771a0df34f", kill_on_drop: false }` [INFO] [stdout] 2663761c427a0331e2698fc72b685271c18c7ad7d3aa7b2e98ea9c771a0df34f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d69ace16dbb38c9b103fb6655bca5836ab51e0971fec8b42b981563c31540df1 [INFO] running `Command { std: "docker" "start" "-a" "d69ace16dbb38c9b103fb6655bca5836ab51e0971fec8b42b981563c31540df1", kill_on_drop: false }` [INFO] [stderr] Compiling postfix v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:6:39 [INFO] [stdout] | [INFO] [stdout] 6 | let mut ops = HashMap::<&str, Boxf64>>::new(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 6 - let mut ops = HashMap::<&str, Boxf64>>::new(); [INFO] [stdout] 6 + let mut ops = HashMap::<&str, Boxf64>>::new(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:13:13 [INFO] [stdout] | [INFO] [stdout] 13 | let mut x: f64; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.69s [INFO] running `Command { std: "docker" "inspect" "d69ace16dbb38c9b103fb6655bca5836ab51e0971fec8b42b981563c31540df1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d69ace16dbb38c9b103fb6655bca5836ab51e0971fec8b42b981563c31540df1", kill_on_drop: false }` [INFO] [stdout] d69ace16dbb38c9b103fb6655bca5836ab51e0971fec8b42b981563c31540df1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3f9f177c1d7b2a5ff0204c769382946ee20f8b47b50b92d4946b72454982f3ec [INFO] running `Command { std: "docker" "start" "-a" "3f9f177c1d7b2a5ff0204c769382946ee20f8b47b50b92d4946b72454982f3ec", kill_on_drop: false }` [INFO] [stderr] Compiling postfix v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:6:39 [INFO] [stdout] | [INFO] [stdout] 6 | let mut ops = HashMap::<&str, Boxf64>>::new(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 6 - let mut ops = HashMap::<&str, Boxf64>>::new(); [INFO] [stdout] 6 + let mut ops = HashMap::<&str, Boxf64>>::new(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:13:13 [INFO] [stdout] | [INFO] [stdout] 13 | let mut x: f64; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.25s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/postfix-b4ff1e9fcf82e7bc) [INFO] running `Command { std: "docker" "inspect" "3f9f177c1d7b2a5ff0204c769382946ee20f8b47b50b92d4946b72454982f3ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f9f177c1d7b2a5ff0204c769382946ee20f8b47b50b92d4946b72454982f3ec", kill_on_drop: false }` [INFO] [stdout] 3f9f177c1d7b2a5ff0204c769382946ee20f8b47b50b92d4946b72454982f3ec [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] cf0b2439468bc7af1a63e088cea79601fcf997c85592a4443a069afeac85f5af [INFO] running `Command { std: "docker" "start" "-a" "cf0b2439468bc7af1a63e088cea79601fcf997c85592a4443a069afeac85f5af", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:6:39 [INFO] [stderr] | [INFO] [stderr] 6 | let mut ops = HashMap::<&str, Boxf64>>::new(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 6 - let mut ops = HashMap::<&str, Boxf64>>::new(); [INFO] [stderr] 6 + let mut ops = HashMap::<&str, Boxf64>>::new(); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:13:13 [INFO] [stderr] | [INFO] [stderr] 13 | let mut x: f64; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `postfix` (bin "postfix" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.00s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/postfix-b4ff1e9fcf82e7bc) [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" "cf0b2439468bc7af1a63e088cea79601fcf997c85592a4443a069afeac85f5af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf0b2439468bc7af1a63e088cea79601fcf997c85592a4443a069afeac85f5af", kill_on_drop: false }` [INFO] [stdout] cf0b2439468bc7af1a63e088cea79601fcf997c85592a4443a069afeac85f5af