[INFO] fetching crate shalc 0.1.0... [INFO] checking shalc-0.1.0 against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502 [INFO] extracting crate shalc 0.1.0 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate shalc 0.1.0 on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate shalc 0.1.0 [INFO] finished tweaking crates.io crate shalc 0.1.0 [INFO] tweaked toml for crates.io crate shalc 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "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] 070f5b8683a36bd59c73cabde3c58a8a06b22686deb72aa095fcaff011dc00d6 [INFO] running `Command { std: "docker" "start" "-a" "070f5b8683a36bd59c73cabde3c58a8a06b22686deb72aa095fcaff011dc00d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "070f5b8683a36bd59c73cabde3c58a8a06b22686deb72aa095fcaff011dc00d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "070f5b8683a36bd59c73cabde3c58a8a06b22686deb72aa095fcaff011dc00d6", kill_on_drop: false }` [INFO] [stdout] 070f5b8683a36bd59c73cabde3c58a8a06b22686deb72aa095fcaff011dc00d6 [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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 14d4dfade8a85724f5a657dceccf1dcda221720d938d2c277251b731ad0acb9a [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" "14d4dfade8a85724f5a657dceccf1dcda221720d938d2c277251b731ad0acb9a", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling slog v2.5.2 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking arc-swap v0.4.7 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.5 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Checking slog-scope v4.3.0 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking crossbeam-channel v0.4.3 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stderr] Checking slog-stdlog v4.0.0 [INFO] [stderr] Checking shalc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `prev_local_calcs` [INFO] [stdout] --> src/lib.rs:373:13 [INFO] [stdout] | [INFO] [stdout] 373 | prev_local_calcs: &mut Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_prev_local_calcs` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `local_calcs` [INFO] [stdout] --> src/lib.rs:378:30 [INFO] [stdout] | [INFO] [stdout] 378 | fn update(&mut self, local_calcs: &mut Option) -> calculation::State { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_local_calcs` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.57s [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "14d4dfade8a85724f5a657dceccf1dcda221720d938d2c277251b731ad0acb9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "14d4dfade8a85724f5a657dceccf1dcda221720d938d2c277251b731ad0acb9a", kill_on_drop: false }` [INFO] [stdout] 14d4dfade8a85724f5a657dceccf1dcda221720d938d2c277251b731ad0acb9a