[INFO] updating cached repository https://github.com/philschatz/puzzlescript-rust [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] fcc977d351ce13ae7786d8196e6d774a7aac6dc8 [INFO] checking philschatz/puzzlescript-rust against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphilschatz%2Fpuzzlescript-rust" "/workspace/builds/worker-13/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/philschatz/puzzlescript-rust on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/philschatz/puzzlescript-rust [INFO] finished tweaking git repo https://github.com/philschatz/puzzlescript-rust [INFO] tweaked toml for git repo https://github.com/philschatz/puzzlescript-rust written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/philschatz/puzzlescript-rust already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 79652833aa68d07e03e53d2557bbf42e69f71b0afbfdd8f35fbc7b01969cd196 [INFO] running `"docker" "start" "-a" "79652833aa68d07e03e53d2557bbf42e69f71b0afbfdd8f35fbc7b01969cd196"` [INFO] [stderr] Compiling syn v0.15.39 [INFO] [stderr] Checking cassowary v0.3.0 [INFO] [stderr] Checking termion v1.5.3 [INFO] [stderr] Checking regex v1.1.7 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking rand_xorshift v0.2.0 [INFO] [stderr] Checking tui v0.6.1 [INFO] [stderr] Checking env_logger v0.6.2 [INFO] [stderr] Compiling serde_derive v1.0.94 [INFO] [stderr] Checking serde v1.0.94 [INFO] [stderr] Checking serde_json v1.0.40 [INFO] [stderr] Checking puzzlescript v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `rng` [INFO] [stderr] --> src/model/neighbor.rs:1035:17 [INFO] [stderr] | [INFO] [stderr] 1035 | let mut rng = new_rng(); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_rng` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rng` [INFO] [stderr] --> src/model/neighbor.rs:1050:17 [INFO] [stderr] | [INFO] [stderr] 1050 | let mut rng = new_rng(); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_rng` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `no_marker` [INFO] [stderr] --> src/model/rule.rs:964:13 [INFO] [stderr] | [INFO] [stderr] 964 | let no_marker = build_t(false /*random*/, &marker, true, None); [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_no_marker` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `marker_any` [INFO] [stderr] --> src/model/rule.rs:1026:13 [INFO] [stderr] | [INFO] [stderr] 1026 | let marker_any = build_t(false /*random*/, &marker, false, None); [INFO] [stderr] | ^^^^^^^^^^ help: consider prefixing with an underscore: `_marker_any` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `no_marker` [INFO] [stderr] --> src/model/rule.rs:1027:13 [INFO] [stderr] | [INFO] [stderr] 1027 | let no_marker = build_t(false /*random*/, &marker, true, None); [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_no_marker` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/model/neighbor.rs:1035:13 [INFO] [stderr] | [INFO] [stderr] 1035 | let mut rng = new_rng(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/model/neighbor.rs:1050:13 [INFO] [stderr] | [INFO] [stderr] 1050 | let mut rng = new_rng(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/model/rule.rs:971:13 [INFO] [stderr] | [INFO] [stderr] 971 | let mut n1 = Neighbor::new(vec![thing_any.clone()]); [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/model/rule.rs:1036:13 [INFO] [stderr] | [INFO] [stderr] 1036 | let mut n1 = Neighbor::new(vec![thing_any.clone()]); [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 50.73s [INFO] running `"docker" "inspect" "79652833aa68d07e03e53d2557bbf42e69f71b0afbfdd8f35fbc7b01969cd196"` [INFO] running `"docker" "rm" "-f" "79652833aa68d07e03e53d2557bbf42e69f71b0afbfdd8f35fbc7b01969cd196"` [INFO] [stdout] 79652833aa68d07e03e53d2557bbf42e69f71b0afbfdd8f35fbc7b01969cd196