[INFO] cloning repository https://github.com/remram44/locked-pancake [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/remram44/locked-pancake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fremram44%2Flocked-pancake", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fremram44%2Flocked-pancake'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cd5be0239cbbb04068a38818e223a9a4af7f9613 [INFO] checking remram44/locked-pancake against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fremram44%2Flocked-pancake" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/remram44/locked-pancake on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/remram44/locked-pancake [INFO] finished tweaking git repo https://github.com/remram44/locked-pancake [INFO] tweaked toml for git repo https://github.com/remram44/locked-pancake written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/remram44/locked-pancake already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "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] bc2dc0540702820390067a91cd705cfd5ae8134b1fa0b8ffe0c5ae77c42f6954 [INFO] running `Command { std: "docker" "start" "-a" "bc2dc0540702820390067a91cd705cfd5ae8134b1fa0b8ffe0c5ae77c42f6954", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bc2dc0540702820390067a91cd705cfd5ae8134b1fa0b8ffe0c5ae77c42f6954", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bc2dc0540702820390067a91cd705cfd5ae8134b1fa0b8ffe0c5ae77c42f6954", kill_on_drop: false }` [INFO] [stdout] bc2dc0540702820390067a91cd705cfd5ae8134b1fa0b8ffe0c5ae77c42f6954 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7a6d48c5eb286022428f015171787e129368315c854cabe02b067e31972ba164 [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" "7a6d48c5eb286022428f015171787e129368315c854cabe02b067e31972ba164", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling syn v1.0.38 [INFO] [stderr] Checking lpc-memory v0.1.0 (/opt/rustwide/workdir/gc) [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-derive v0.3.1 [INFO] [stderr] Checking lpc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `file` [INFO] [stdout] --> src/main.rs:73:30 [INFO] [stdout] | [INFO] [stdout] 73 | pub fn compile_text(file: R) -> Result { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_file` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `upvalues` [INFO] [stdout] --> src/main.rs:158:17 [INFO] [stdout] | [INFO] [stdout] 158 | upvalues, [INFO] [stdout] | ^^^^^^^^ help: try ignoring the field: `upvalues: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `params` [INFO] [stdout] --> src/main.rs:159:17 [INFO] [stdout] | [INFO] [stdout] 159 | params, [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `params: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `constants` [INFO] [stdout] --> src/main.rs:160:17 [INFO] [stdout] | [INFO] [stdout] 160 | constants, [INFO] [stdout] | ^^^^^^^^^ help: try ignoring the field: `constants: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `codes` [INFO] [stdout] --> src/main.rs:162:17 [INFO] [stdout] | [INFO] [stdout] 162 | codes, [INFO] [stdout] | ^^^^^ help: try ignoring the field: `codes: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `file` [INFO] [stdout] --> src/main.rs:73:30 [INFO] [stdout] | [INFO] [stdout] 73 | pub fn compile_text(file: R) -> Result { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_file` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `upvalues` [INFO] [stdout] --> src/main.rs:158:17 [INFO] [stdout] | [INFO] [stdout] 158 | upvalues, [INFO] [stdout] | ^^^^^^^^ help: try ignoring the field: `upvalues: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `params` [INFO] [stdout] --> src/main.rs:159:17 [INFO] [stdout] | [INFO] [stdout] 159 | params, [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `params: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `constants` [INFO] [stdout] --> src/main.rs:160:17 [INFO] [stdout] | [INFO] [stdout] 160 | constants, [INFO] [stdout] | ^^^^^^^^^ help: try ignoring the field: `constants: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `codes` [INFO] [stdout] --> src/main.rs:162:17 [INFO] [stdout] | [INFO] [stdout] 162 | codes, [INFO] [stdout] | ^^^^^ help: try ignoring the field: `codes: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `upvalues` [INFO] [stdout] --> src/main.rs:70:5 [INFO] [stdout] | [INFO] [stdout] 70 | upvalues: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `upvalues` [INFO] [stdout] --> src/main.rs:70:5 [INFO] [stdout] | [INFO] [stdout] 70 | upvalues: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 13.47s [INFO] running `Command { std: "docker" "inspect" "7a6d48c5eb286022428f015171787e129368315c854cabe02b067e31972ba164", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a6d48c5eb286022428f015171787e129368315c854cabe02b067e31972ba164", kill_on_drop: false }` [INFO] [stdout] 7a6d48c5eb286022428f015171787e129368315c854cabe02b067e31972ba164