[INFO] cloning repository https://github.com/ZacharyHerfkens/expression_solver_rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ZacharyHerfkens/expression_solver_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZacharyHerfkens%2Fexpression_solver_rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZacharyHerfkens%2Fexpression_solver_rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5407bcfc423d1701f7fec730979c195a1f350f52 [INFO] testing ZacharyHerfkens/expression_solver_rust against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZacharyHerfkens%2Fexpression_solver_rust" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ZacharyHerfkens/expression_solver_rust on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ZacharyHerfkens/expression_solver_rust [INFO] finished tweaking git repo https://github.com/ZacharyHerfkens/expression_solver_rust [INFO] tweaked toml for git repo https://github.com/ZacharyHerfkens/expression_solver_rust written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/ZacharyHerfkens/expression_solver_rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 45ba57daaa874fca86d078786f518429dca149f4db00ce305bfc0144eea78359 [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" "45ba57daaa874fca86d078786f518429dca149f4db00ce305bfc0144eea78359", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "45ba57daaa874fca86d078786f518429dca149f4db00ce305bfc0144eea78359", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "45ba57daaa874fca86d078786f518429dca149f4db00ce305bfc0144eea78359", kill_on_drop: false }` [INFO] [stdout] 45ba57daaa874fca86d078786f518429dca149f4db00ce305bfc0144eea78359 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--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] 00625e23295bcca205d5bb02b86e11c81ad76fc3c7b8e3a241f9a86c1595fa72 [INFO] running `Command { std: "docker" "start" "-a" "00625e23295bcca205d5bb02b86e11c81ad76fc3c7b8e3a241f9a86c1595fa72", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling once_cell v1.5.2 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling thread_local v1.1.3 [INFO] [stderr] Compiling aho-corasick v0.7.15 [INFO] [stderr] Compiling regex v1.4.3 [INFO] [stderr] Compiling expression_solver_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `tokens` [INFO] [stdout] --> src/solver.rs:12:49 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn solve<'a, K: Iterator>>(tokens: &mut Peekable) -> Result { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Mul` [INFO] [stdout] --> src/solver.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | Mul, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Div` [INFO] [stdout] --> src/solver.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | Div, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Add` [INFO] [stdout] --> src/solver.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | Add, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Sub` [INFO] [stdout] --> src/solver.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | Sub, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `match_operator` [INFO] [stdout] --> src/solver.rs:16:4 [INFO] [stdout] | [INFO] [stdout] 16 | fn match_operator(tokens: &mut Tokenizer) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `match_number` [INFO] [stdout] --> src/solver.rs:33:4 [INFO] [stdout] | [INFO] [stdout] 33 | fn match_number(tokens: &mut Tokenizer) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 13.58s [INFO] running `Command { std: "docker" "inspect" "00625e23295bcca205d5bb02b86e11c81ad76fc3c7b8e3a241f9a86c1595fa72", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "00625e23295bcca205d5bb02b86e11c81ad76fc3c7b8e3a241f9a86c1595fa72", kill_on_drop: false }` [INFO] [stdout] 00625e23295bcca205d5bb02b86e11c81ad76fc3c7b8e3a241f9a86c1595fa72 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2ef6700efe7e461297e2b5307c7a2bfd45df31e8e5498854d5e02a33fd1f9893 [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" "2ef6700efe7e461297e2b5307c7a2bfd45df31e8e5498854d5e02a33fd1f9893", kill_on_drop: false }` [INFO] [stderr] Compiling expression_solver_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `tokens` [INFO] [stdout] --> src/solver.rs:12:49 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn solve<'a, K: Iterator>>(tokens: &mut Peekable) -> Result { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Mul` [INFO] [stdout] --> src/solver.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | Mul, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Div` [INFO] [stdout] --> src/solver.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | Div, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Add` [INFO] [stdout] --> src/solver.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | Add, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Sub` [INFO] [stdout] --> src/solver.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | Sub, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `match_operator` [INFO] [stdout] --> src/solver.rs:16:4 [INFO] [stdout] | [INFO] [stdout] 16 | fn match_operator(tokens: &mut Tokenizer) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `match_number` [INFO] [stdout] --> src/solver.rs:33:4 [INFO] [stdout] | [INFO] [stdout] 33 | fn match_number(tokens: &mut Tokenizer) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.59s [INFO] running `Command { std: "docker" "inspect" "2ef6700efe7e461297e2b5307c7a2bfd45df31e8e5498854d5e02a33fd1f9893", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ef6700efe7e461297e2b5307c7a2bfd45df31e8e5498854d5e02a33fd1f9893", kill_on_drop: false }` [INFO] [stdout] 2ef6700efe7e461297e2b5307c7a2bfd45df31e8e5498854d5e02a33fd1f9893 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d29684279c5628bebbe5f30c77351f4e80ed692e2ba49c03bbff942ba062cb60 [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" "d29684279c5628bebbe5f30c77351f4e80ed692e2ba49c03bbff942ba062cb60", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `tokens` [INFO] [stderr] --> src/solver.rs:12:49 [INFO] [stderr] | [INFO] [stderr] 12 | pub fn solve<'a, K: Iterator>>(tokens: &mut Peekable) -> Result { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Mul` [INFO] [stderr] --> src/solver.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | Mul, [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Div` [INFO] [stderr] --> src/solver.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | Div, [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Add` [INFO] [stderr] --> src/solver.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | Add, [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Sub` [INFO] [stderr] --> src/solver.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | Sub, [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `match_operator` [INFO] [stderr] --> src/solver.rs:16:4 [INFO] [stderr] | [INFO] [stderr] 16 | fn match_operator(tokens: &mut Tokenizer) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `match_number` [INFO] [stderr] --> src/solver.rs:33:4 [INFO] [stderr] | [INFO] [stderr] 33 | fn match_number(tokens: &mut Tokenizer) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/expression_solver_rust-3ac26b00c9dd8c54) [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d29684279c5628bebbe5f30c77351f4e80ed692e2ba49c03bbff942ba062cb60", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d29684279c5628bebbe5f30c77351f4e80ed692e2ba49c03bbff942ba062cb60", kill_on_drop: false }` [INFO] [stdout] d29684279c5628bebbe5f30c77351f4e80ed692e2ba49c03bbff942ba062cb60