[INFO] cloning repository https://github.com/mrtineu/useless-encoding [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mrtineu/useless-encoding" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrtineu%2Fuseless-encoding", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrtineu%2Fuseless-encoding'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5571f79f9789fa8796c5d3b6954dff256b39c896 [INFO] checking mrtineu/useless-encoding against try#0611f7de057c584b8771102fde7aed6c70c71d3b for pr-146440 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrtineu%2Fuseless-encoding" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/mrtineu/useless-encoding [INFO] finished tweaking git repo https://github.com/mrtineu/useless-encoding [INFO] tweaked toml for git repo https://github.com/mrtineu/useless-encoding written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/mrtineu/useless-encoding on toolchain 0611f7de057c584b8771102fde7aed6c70c71d3b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/mrtineu/useless-encoding 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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rand_core v0.9.0-alpha.2 [INFO] [stderr] Downloaded rand_chacha v0.9.0-alpha.2 [INFO] [stderr] Downloaded rand v0.9.0-alpha.2 [INFO] [stderr] Downloaded syn v2.0.85 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ee6de3cc14fc03e5f92b1ef39bd51d1e6dfdd2b62525bc2ed4275d86eca3109a [INFO] running `Command { std: "docker" "start" "-a" "ee6de3cc14fc03e5f92b1ef39bd51d1e6dfdd2b62525bc2ed4275d86eca3109a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ee6de3cc14fc03e5f92b1ef39bd51d1e6dfdd2b62525bc2ed4275d86eca3109a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ee6de3cc14fc03e5f92b1ef39bd51d1e6dfdd2b62525bc2ed4275d86eca3109a", kill_on_drop: false }` [INFO] [stdout] ee6de3cc14fc03e5f92b1ef39bd51d1e6dfdd2b62525bc2ed4275d86eca3109a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a676031b94df9caa08b6704a3ed0104f2183081a9ea962268ec796b3f7136a2b [INFO] running `Command { std: "docker" "start" "-a" "a676031b94df9caa08b6704a3ed0104f2183081a9ea962268ec796b3f7136a2b", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.89 [INFO] [stderr] Compiling unicode-ident v1.0.13 [INFO] [stderr] Compiling libc v0.2.161 [INFO] [stderr] Checking either v1.15.0 [INFO] [stderr] Checking rayon-core v1.12.1 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling syn v2.0.85 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking rand_core v0.9.0-alpha.2 [INFO] [stderr] Checking rand_chacha v0.9.0-alpha.2 [INFO] [stderr] Checking rand v0.9.0-alpha.2 [INFO] [stderr] Checking MostUselessEncoderRUST v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0425]: cannot find value `chunks` in this scope [INFO] [stdout] --> src/decoding.rs:74:5 [INFO] [stdout] | [INFO] [stdout] 74 | chunks [INFO] [stdout] | ^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `chunks` in this scope [INFO] [stdout] --> src/decoding.rs:74:5 [INFO] [stdout] | [INFO] [stdout] 74 | chunks [INFO] [stdout] | ^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/decoding.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let mut start = Instant::now(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/decoding.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | let mut start = Instant::now(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/decoding.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | let mut start = Instant::now(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/decoding.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let mut start = Instant::now(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/decoding.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | let mut start = Instant::now(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/decoding.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | let mut start = Instant::now(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | let mut start = Instant::now(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let mut start = Instant::now(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0425`. [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | let mut start = Instant::now(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let mut start = Instant::now(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0425`. [INFO] [stdout] [INFO] [stderr] error: could not compile `MostUselessEncoderRUST` (bin "MostUselessEncoderRUST" test) due to 1 previous error; 5 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `MostUselessEncoderRUST` (bin "MostUselessEncoderRUST") due to 1 previous error; 5 warnings emitted [INFO] running `Command { std: "docker" "inspect" "a676031b94df9caa08b6704a3ed0104f2183081a9ea962268ec796b3f7136a2b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a676031b94df9caa08b6704a3ed0104f2183081a9ea962268ec796b3f7136a2b", kill_on_drop: false }` [INFO] [stdout] a676031b94df9caa08b6704a3ed0104f2183081a9ea962268ec796b3f7136a2b