[INFO] cloning repository https://github.com/kaspar030/laze [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kaspar030/laze" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaspar030%2Flaze", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaspar030%2Flaze'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cf5f632e34eb63fa45de1a410adbbd980cb48ab8 [INFO] checking kaspar030/laze against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaspar030%2Flaze" "/workspace/builds/worker-11/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kaspar030/laze on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kaspar030/laze [INFO] finished tweaking git repo https://github.com/kaspar030/laze [INFO] tweaked toml for git repo https://github.com/kaspar030/laze written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/kaspar030/laze already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 094d535ab0de1b508326d80940b65eea1b2b05c846f03457245c0e371b60220b [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" "094d535ab0de1b508326d80940b65eea1b2b05c846f03457245c0e371b60220b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "094d535ab0de1b508326d80940b65eea1b2b05c846f03457245c0e371b60220b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "094d535ab0de1b508326d80940b65eea1b2b05c846f03457245c0e371b60220b", kill_on_drop: false }` [INFO] [stdout] 094d535ab0de1b508326d80940b65eea1b2b05c846f03457245c0e371b60220b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "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] 5e5d7c47b18a4d0f06a6fe06c190c7471b25a6eba5b9caf8fff495f08c2a7c5f [INFO] running `Command { std: "docker" "start" "-a" "5e5d7c47b18a4d0f06a6fe06c190c7471b25a6eba5b9caf8fff495f08c2a7c5f", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling syn v1.0.58 [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling serde_derive v1.0.118 [INFO] [stderr] Compiling serde v1.0.118 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling strsim v0.9.3 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Checking ahash v0.4.7 [INFO] [stderr] Compiling anyhow v1.0.37 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling derive_builder v0.9.0 [INFO] [stderr] Checking dtoa v0.4.7 [INFO] [stderr] Checking simple-error v0.2.2 [INFO] [stderr] Checking shell-words v1.0.0 [INFO] [stderr] Checking pathdiff v0.2.0 [INFO] [stderr] Compiling const_fn v0.4.5 [INFO] [stderr] Compiling im v15.0.0 [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking itertools v0.10.0 [INFO] [stderr] Checking rand_xoshiro v0.4.0 [INFO] [stderr] Checking bitmaps v2.1.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling indexmap v1.6.1 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking crossbeam-epoch v0.9.1 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking sized-chunks v0.6.2 [INFO] [stderr] Compiling darling_core v0.10.2 [INFO] [stderr] Compiling darling_macro v0.10.2 [INFO] [stderr] Compiling darling v0.10.2 [INFO] [stderr] Compiling derive_builder_core v0.9.0 [INFO] [stderr] Checking hashbrown v0.9.1 [INFO] [stderr] Checking bincode v1.3.1 [INFO] [stderr] Checking serde_yaml v0.8.15 [INFO] [stderr] Checking treestate v0.1.0 [INFO] [stderr] Checking laze v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: variant is never constructed: `Error` [INFO] [stdout] --> src/nested_env/expand.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | Error, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `NinjaWriter` [INFO] [stdout] --> src/ninja/mod.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct NinjaWriter { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/ninja/mod.rs:164:12 [INFO] [stdout] | [INFO] [stdout] 164 | pub fn new(path: &Path) -> std::io::Result { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `write_rule` [INFO] [stdout] --> src/ninja/mod.rs:171:12 [INFO] [stdout] | [INFO] [stdout] 171 | pub fn write_rule(&mut self, rule: &NinjaRule) -> std::io::Result<()> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `write_rule_dedup` [INFO] [stdout] --> src/ninja/mod.rs:175:12 [INFO] [stdout] | [INFO] [stdout] 175 | pub fn write_rule_dedup(&mut self, rule: &NinjaRule) -> std::io::Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `write_var` [INFO] [stdout] --> src/ninja/mod.rs:188:12 [INFO] [stdout] | [INFO] [stdout] 188 | pub fn write_var(&mut self, var: &str, val: &str) -> std::io::Result<()> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `write_build` [INFO] [stdout] --> src/ninja/mod.rs:193:12 [INFO] [stdout] | [INFO] [stdout] 193 | pub fn write_build(&mut self, build: &NinjaBuild) -> std::io::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `write_rule` [INFO] [stdout] --> src/ninja/mod.rs:171:12 [INFO] [stdout] | [INFO] [stdout] 171 | pub fn write_rule(&mut self, rule: &NinjaRule) -> std::io::Result<()> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `write_rule_dedup` [INFO] [stdout] --> src/ninja/mod.rs:175:12 [INFO] [stdout] | [INFO] [stdout] 175 | pub fn write_rule_dedup(&mut self, rule: &NinjaRule) -> std::io::Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `write_var` [INFO] [stdout] --> src/ninja/mod.rs:188:12 [INFO] [stdout] | [INFO] [stdout] 188 | pub fn write_var(&mut self, var: &str, val: &str) -> std::io::Result<()> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `write_build` [INFO] [stdout] --> src/ninja/mod.rs:193:12 [INFO] [stdout] | [INFO] [stdout] 193 | pub fn write_build(&mut self, build: &NinjaBuild) -> std::io::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 24s [INFO] running `Command { std: "docker" "inspect" "5e5d7c47b18a4d0f06a6fe06c190c7471b25a6eba5b9caf8fff495f08c2a7c5f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5e5d7c47b18a4d0f06a6fe06c190c7471b25a6eba5b9caf8fff495f08c2a7c5f", kill_on_drop: false }` [INFO] [stdout] 5e5d7c47b18a4d0f06a6fe06c190c7471b25a6eba5b9caf8fff495f08c2a7c5f