[INFO] cloning repository https://github.com/Jupp56/thumbnail_gen [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jupp56/thumbnail_gen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJupp56%2Fthumbnail_gen", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJupp56%2Fthumbnail_gen'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ca1dd29176e6d0d89ab6247dc094033e5da0c036 [INFO] checking Jupp56/thumbnail_gen against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJupp56%2Fthumbnail_gen" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Jupp56/thumbnail_gen on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Jupp56/thumbnail_gen [INFO] finished tweaking git repo https://github.com/Jupp56/thumbnail_gen [INFO] tweaked toml for git repo https://github.com/Jupp56/thumbnail_gen written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/Jupp56/thumbnail_gen already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "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] 7ca3587e10ad750cbbfa01fb05b4343e5ac4c28f9718b31f846499a977f1b7ac [INFO] running `Command { std: "docker" "start" "-a" "7ca3587e10ad750cbbfa01fb05b4343e5ac4c28f9718b31f846499a977f1b7ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7ca3587e10ad750cbbfa01fb05b4343e5ac4c28f9718b31f846499a977f1b7ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7ca3587e10ad750cbbfa01fb05b4343e5ac4c28f9718b31f846499a977f1b7ac", kill_on_drop: false }` [INFO] [stdout] 7ca3587e10ad750cbbfa01fb05b4343e5ac4c28f9718b31f846499a977f1b7ac [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--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] 575d52a018daf41af386c7bab80298714c77fe2d0c80a1bd59c499792ad40fae [INFO] running `Command { std: "docker" "start" "-a" "575d52a018daf41af386c7bab80298714c77fe2d0c80a1bd59c499792ad40fae", kill_on_drop: false }` [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Checking tiff v0.4.0 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking rayon-core v1.7.0 [INFO] [stderr] Checking rayon v1.3.0 [INFO] [stderr] Checking jpeg-decoder v0.1.18 [INFO] [stderr] Checking image v0.23.4 [INFO] [stderr] Checking thumbnail_generator v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `filename` [INFO] [stdout] --> src/lib.rs:87:17 [INFO] [stdout] | [INFO] [stdout] 87 | let filename = path.file_name(); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `filename` [INFO] [stdout] --> src/lib.rs:87:17 [INFO] [stdout] | [INFO] [stdout] 87 | let filename = path.file_name(); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 15.82s [INFO] running `Command { std: "docker" "inspect" "575d52a018daf41af386c7bab80298714c77fe2d0c80a1bd59c499792ad40fae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "575d52a018daf41af386c7bab80298714c77fe2d0c80a1bd59c499792ad40fae", kill_on_drop: false }` [INFO] [stdout] 575d52a018daf41af386c7bab80298714c77fe2d0c80a1bd59c499792ad40fae