[INFO] fetching crate phreak_engine 0.1.5... [INFO] checking phreak_engine-0.1.5 against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073 [INFO] extracting crate phreak_engine 0.1.5 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate phreak_engine 0.1.5 on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate phreak_engine 0.1.5 [INFO] finished tweaking crates.io crate phreak_engine 0.1.5 [INFO] tweaked toml for crates.io crate phreak_engine 0.1.5 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "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] ce874224ce18e05e4418df9b1920af94eb385ee0885f47321ac142713f75a55b [INFO] running `Command { std: "docker" "start" "-a" "ce874224ce18e05e4418df9b1920af94eb385ee0885f47321ac142713f75a55b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ce874224ce18e05e4418df9b1920af94eb385ee0885f47321ac142713f75a55b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce874224ce18e05e4418df9b1920af94eb385ee0885f47321ac142713f75a55b", kill_on_drop: false }` [INFO] [stdout] ce874224ce18e05e4418df9b1920af94eb385ee0885f47321ac142713f75a55b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f937fd0a86835cfd00ac0126b9cf0c9acc149cccfe9c08b76e39d7df91efc98f [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" "f937fd0a86835cfd00ac0126b9cf0c9acc149cccfe9c08b76e39d7df91efc98f", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.50 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling serde_derive v1.0.117 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Checking radium v0.3.0 [INFO] [stderr] Checking phreak_rules v0.1.5 [INFO] [stderr] Checking pin-project-lite v0.1.11 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking generational-arena v0.2.8 [INFO] [stderr] Checking tracing-core v0.1.17 [INFO] [stderr] Checking bitvec v0.17.4 [INFO] [stderr] Checking generational-indextree v1.1.1 [INFO] [stderr] Compiling test-case v1.0.0 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking colored v1.9.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling tracing-attributes v0.1.11 [INFO] [stderr] Checking tracing v0.1.21 [INFO] [stderr] Checking serde v1.0.117 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking uuid v0.8.1 [INFO] [stderr] Checking phreak_facts v0.1.5 [INFO] [stderr] Checking simple_logger v1.11.0 [INFO] [stderr] Checking phreak_engine v0.1.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `cl` [INFO] [stdout] --> src/core.rs:1690:13 [INFO] [stdout] | [INFO] [stdout] 1690 | let cl = p.build_or_share_classnode("Ball"); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_cl` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cl` [INFO] [stdout] --> src/core.rs:1696:13 [INFO] [stdout] | [INFO] [stdout] 1696 | let cl = p.classes.get("Ball").unwrap(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_cl` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p1` [INFO] [stdout] --> src/core.rs:1698:13 [INFO] [stdout] | [INFO] [stdout] 1698 | let p1 = p.build_production(n1, Box::new(CountCallback { counter: counter1.clone() })); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_p1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p1` [INFO] [stdout] --> src/core.rs:1723:13 [INFO] [stdout] | [INFO] [stdout] 1723 | let p1 = p.build_production(r, Box::new(CountCallback { counter: counter1.clone() })); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_p1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cl` [INFO] [stdout] --> src/core.rs:1736:13 [INFO] [stdout] | [INFO] [stdout] 1736 | let cl = p.build_or_share_classnode("Ball"); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_cl` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cl` [INFO] [stdout] --> src/core.rs:1742:13 [INFO] [stdout] | [INFO] [stdout] 1742 | let cl = p.classes.get("Ball").unwrap(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_cl` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p1` [INFO] [stdout] --> src/core.rs:1745:13 [INFO] [stdout] | [INFO] [stdout] 1745 | let p1 = p.build_production(j1, Box::new(CountCallback { counter: counter1.clone() })); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_p1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cl` [INFO] [stdout] --> src/core.rs:1764:13 [INFO] [stdout] | [INFO] [stdout] 1764 | let cl = p.build_or_share_classnode("Ball"); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_cl` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cl` [INFO] [stdout] --> src/core.rs:1775:13 [INFO] [stdout] | [INFO] [stdout] 1775 | let cl = p.classes.get("Ball").unwrap(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_cl` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p1` [INFO] [stdout] --> src/core.rs:1782:13 [INFO] [stdout] | [INFO] [stdout] 1782 | let p1 = p.build_production(j2, Box::new(CountCallback { counter: counter1.clone() })); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_p1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cl` [INFO] [stdout] --> src/core.rs:1814:13 [INFO] [stdout] | [INFO] [stdout] 1814 | let cl = p.build_or_share_classnode("Ball"); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_cl` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cl` [INFO] [stdout] --> src/core.rs:1820:13 [INFO] [stdout] | [INFO] [stdout] 1820 | let cl = p.classes.get("Ball").unwrap(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_cl` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p1` [INFO] [stdout] --> src/core.rs:1822:13 [INFO] [stdout] | [INFO] [stdout] 1822 | let p1 = p.build_production(n1, Box::new(CountCallback { counter: counter1.clone() })); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_p1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cl` [INFO] [stdout] --> src/core.rs:1854:13 [INFO] [stdout] | [INFO] [stdout] 1854 | let cl = p.build_or_share_classnode("Ball"); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_cl` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cl` [INFO] [stdout] --> src/core.rs:1870:13 [INFO] [stdout] | [INFO] [stdout] 1870 | let cl = p.classes.get("Ball").unwrap(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_cl` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p1` [INFO] [stdout] --> src/core.rs:1875:13 [INFO] [stdout] | [INFO] [stdout] 1875 | let p1 = p.build_production(j2, Box::new(CountCallback { counter: counter1.clone() })); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_p1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cl` [INFO] [stdout] --> src/core.rs:1907:13 [INFO] [stdout] | [INFO] [stdout] 1907 | let cl = p.build_or_share_classnode("Ball"); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_cl` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cl` [INFO] [stdout] --> src/core.rs:1918:13 [INFO] [stdout] | [INFO] [stdout] 1918 | let cl = p.classes.get("Ball").unwrap(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_cl` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p1` [INFO] [stdout] --> src/core.rs:1921:13 [INFO] [stdout] | [INFO] [stdout] 1921 | let p1 = p.build_production(n2, Box::new(CountCallback { counter: counter1.clone() })); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_p1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cl` [INFO] [stdout] --> src/core.rs:1969:13 [INFO] [stdout] | [INFO] [stdout] 1969 | let cl = p.build_or_share_classnode("Ball"); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_cl` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cl` [INFO] [stdout] --> src/core.rs:1975:13 [INFO] [stdout] | [INFO] [stdout] 1975 | let cl = p.classes.get("Ball").unwrap(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_cl` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p1` [INFO] [stdout] --> src/core.rs:1987:13 [INFO] [stdout] | [INFO] [stdout] 1987 | let p1 = p.build_production(n1, Box::new(CountCallback { counter: counter1.clone() })); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_p1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cl` [INFO] [stdout] --> src/core.rs:2007:13 [INFO] [stdout] | [INFO] [stdout] 2007 | let cl = p.build_or_share_classnode("Ball"); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_cl` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cl` [INFO] [stdout] --> src/core.rs:2018:13 [INFO] [stdout] | [INFO] [stdout] 2018 | let cl = p.classes.get("Ball").unwrap(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_cl` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p1` [INFO] [stdout] --> src/core.rs:2040:13 [INFO] [stdout] | [INFO] [stdout] 2040 | let p1 = p.build_production(n2, Box::new(CountCallback { counter: counter1.clone() })); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_p1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cl` [INFO] [stdout] --> src/core.rs:2075:13 [INFO] [stdout] | [INFO] [stdout] 2075 | let cl = p.build_or_share_classnode("Ball"); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_cl` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cl` [INFO] [stdout] --> src/core.rs:2086:13 [INFO] [stdout] | [INFO] [stdout] 2086 | let cl = p.classes.get("Ball").unwrap(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_cl` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p1` [INFO] [stdout] --> src/core.rs:2100:13 [INFO] [stdout] | [INFO] [stdout] 2100 | let p1 = p.build_production(n2, Box::new(CountCallback { counter: counter1.clone() })); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_p1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cl` [INFO] [stdout] --> src/core.rs:2137:13 [INFO] [stdout] | [INFO] [stdout] 2137 | let cl = p.build_or_share_classnode("Ball"); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_cl` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cl` [INFO] [stdout] --> src/core.rs:2143:13 [INFO] [stdout] | [INFO] [stdout] 2143 | let cl = p.classes.get("Ball").unwrap(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_cl` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p1` [INFO] [stdout] --> src/core.rs:2158:13 [INFO] [stdout] | [INFO] [stdout] 2158 | let p1 = p.build_production(n2, Box::new(CountCallback { counter: counter1.clone() })); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_p1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cl` [INFO] [stdout] --> src/core.rs:2180:13 [INFO] [stdout] | [INFO] [stdout] 2180 | let cl = p.build_or_share_classnode("Ball"); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_cl` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cl` [INFO] [stdout] --> src/core.rs:2191:13 [INFO] [stdout] | [INFO] [stdout] 2191 | let cl = p.classes.get("Ball").unwrap(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_cl` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p1` [INFO] [stdout] --> src/core.rs:2205:13 [INFO] [stdout] | [INFO] [stdout] 2205 | let p1 = p.build_production(n2, Box::new(CountCallback { counter: counter1.clone() })); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_p1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `counter1` [INFO] [stdout] --> src/core.rs:2238:13 [INFO] [stdout] | [INFO] [stdout] 2238 | let counter1: Arc> = Arc::new(Cell::new(0)); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_counter1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `r` [INFO] [stdout] --> src/core.rs:2240:13 [INFO] [stdout] | [INFO] [stdout] 2240 | let r = p.root_node; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_r` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cl` [INFO] [stdout] --> src/core.rs:2241:13 [INFO] [stdout] | [INFO] [stdout] 2241 | let cl = p.build_or_share_classnode("Ball"); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_cl` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a0` [INFO] [stdout] --> src/core.rs:2242:13 [INFO] [stdout] | [INFO] [stdout] 2242 | let a0 = p.build_or_share_alphanode("Ball", WmeMatch::new( [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_a0` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 38 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 48.89s [INFO] running `Command { std: "docker" "inspect" "f937fd0a86835cfd00ac0126b9cf0c9acc149cccfe9c08b76e39d7df91efc98f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f937fd0a86835cfd00ac0126b9cf0c9acc149cccfe9c08b76e39d7df91efc98f", kill_on_drop: false }` [INFO] [stdout] f937fd0a86835cfd00ac0126b9cf0c9acc149cccfe9c08b76e39d7df91efc98f