[INFO] cloning repository https://github.com/quartztz/boolalg-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/quartztz/boolalg-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquartztz%2Fboolalg-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquartztz%2Fboolalg-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3021e1e7099748b0ea964293436f5b7862f3c978
[INFO] checking quartztz/boolalg-rs against try#66388cc165a6c4ac98c074dc9f0281ff23528c55 for pr-150727
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquartztz%2Fboolalg-rs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/quartztz/boolalg-rs
[INFO] finished tweaking git repo https://github.com/quartztz/boolalg-rs
[INFO] tweaked toml for git repo https://github.com/quartztz/boolalg-rs written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/quartztz/boolalg-rs on toolchain 66388cc165a6c4ac98c074dc9f0281ff23528c55
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/quartztz/boolalg-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking quartztz/boolalg-rs against try#66388cc165a6c4ac98c074dc9f0281ff23528c55 for pr-150727
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquartztz%2Fboolalg-rs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/quartztz/boolalg-rs
[INFO] finished tweaking git repo https://github.com/quartztz/boolalg-rs
[INFO] tweaked toml for git repo https://github.com/quartztz/boolalg-rs written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/quartztz/boolalg-rs on toolchain 66388cc165a6c4ac98c074dc9f0281ff23528c55
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/quartztz/boolalg-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a967d79674634a20c055a948759ff1e0297fc7e85c8abb2533565d2d64678615
[INFO] running `Command { std: "docker" "start" "-a" "a967d79674634a20c055a948759ff1e0297fc7e85c8abb2533565d2d64678615", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a967d79674634a20c055a948759ff1e0297fc7e85c8abb2533565d2d64678615", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a967d79674634a20c055a948759ff1e0297fc7e85c8abb2533565d2d64678615", kill_on_drop: false }`
[INFO] [stdout] a967d79674634a20c055a948759ff1e0297fc7e85c8abb2533565d2d64678615
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6db3a7d62b21cca3764082d88dbc4de4fa6d6f7ccfd7f549e3fbf580e95070b2
[INFO] running `Command { std: "docker" "start" "-a" "6db3a7d62b21cca3764082d88dbc4de4fa6d6f7ccfd7f549e3fbf580e95070b2", kill_on_drop: false }`
[INFO] [stderr]     Checking balgeb-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/alg.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |         _ => unreachable!(),
[INFO] [stdout]     |         ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/alg.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout]  75 |         Lit(_) => e,
[INFO] [stdout]     |         ------ matches some of the same values
[INFO] [stdout]  76 |         Var(_) => e,
[INFO] [stdout]     |         ------ matches some of the same values
[INFO] [stdout]  77 |         Not(ex) => {
[INFO] [stdout]     |         ------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout]  84 |         BinOp(op, e1, e2) => {
[INFO] [stdout]     |         ----------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 113 |         _ => unreachable!(),
[INFO] [stdout]     |         ^ collectively making this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/alg.rs:110:17
[INFO] [stdout]     |
[INFO] [stdout] 110 |                 _ => unreachable!(),
[INFO] [stdout]     |                 ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/alg.rs:110:17
[INFO] [stdout]     |
[INFO] [stdout]  88 |                 And => { // e1 && e2
[INFO] [stdout]     |                 --- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout]  99 |                 Or => { // e1 || e2
[INFO] [stdout]     |                 -- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 110 |                 _ => unreachable!(),
[INFO] [stdout]     |                 ^ collectively making this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/alg.rs:159:22
[INFO] [stdout]     |
[INFO] [stdout] 159 |                 Some(v) => true,
[INFO] [stdout]     |                      ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/alg.rs:163:22
[INFO] [stdout]     |
[INFO] [stdout] 163 |                 Some(v) => true, 
[INFO] [stdout]     |                      ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/alg.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |         _ => unreachable!(),
[INFO] [stdout]     |         ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/alg.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout]  75 |         Lit(_) => e,
[INFO] [stdout]     |         ------ matches some of the same values
[INFO] [stdout]  76 |         Var(_) => e,
[INFO] [stdout]     |         ------ matches some of the same values
[INFO] [stdout]  77 |         Not(ex) => {
[INFO] [stdout]     |         ------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout]  84 |         BinOp(op, e1, e2) => {
[INFO] [stdout]     |         ----------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 113 |         _ => unreachable!(),
[INFO] [stdout]     |         ^ collectively making this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/alg.rs:110:17
[INFO] [stdout]     |
[INFO] [stdout] 110 |                 _ => unreachable!(),
[INFO] [stdout]     |                 ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/alg.rs:110:17
[INFO] [stdout]     |
[INFO] [stdout]  88 |                 And => { // e1 && e2
[INFO] [stdout]     |                 --- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout]  99 |                 Or => { // e1 || e2
[INFO] [stdout]     |                 -- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 110 |                 _ => unreachable!(),
[INFO] [stdout]     |                 ^ collectively making this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/alg.rs:159:22
[INFO] [stdout]     |
[INFO] [stdout] 159 |                 Some(v) => true,
[INFO] [stdout]     |                      ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/alg.rs:163:22
[INFO] [stdout]     |
[INFO] [stdout] 163 |                 Some(v) => true, 
[INFO] [stdout]     |                      ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `count_vars` and `get_vars` are never used
[INFO] [stdout]    --> src/alg.rs:176:12
[INFO] [stdout]     |
[INFO] [stdout] 137 | impl Evaluator {
[INFO] [stdout]     | -------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 176 |     pub fn count_vars(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 180 |     pub fn get_vars(&self) -> Vec<&char> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `GrammarItem` is never used
[INFO] [stdout]   --> src/parse.rs:11:6
[INFO] [stdout]    |
[INFO] [stdout] 11 | enum GrammarItem {
[INFO] [stdout]    |      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `count_vars` and `get_vars` are never used
[INFO] [stdout]    --> src/alg.rs:176:12
[INFO] [stdout]     |
[INFO] [stdout] 137 | impl Evaluator {
[INFO] [stdout]     | -------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 176 |     pub fn count_vars(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 180 |     pub fn get_vars(&self) -> Vec<&char> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `GrammarItem` is never used
[INFO] [stdout]   --> src/parse.rs:11:6
[INFO] [stdout]    |
[INFO] [stdout] 11 | enum GrammarItem {
[INFO] [stdout]    |      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `BT` should have a snake case name
[INFO] [stdout]    --> src/alg.rs:210:13
[INFO] [stdout]     |
[INFO] [stdout] 210 |         let BT = Box::new(Lit(true));
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case: `bt`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `BF` should have a snake case name
[INFO] [stdout]    --> src/alg.rs:220:13
[INFO] [stdout]     |
[INFO] [stdout] 220 |         let BF = Box::new(Lit(false));
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case: `bf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `BF` should have a snake case name
[INFO] [stdout]    --> src/alg.rs:230:13
[INFO] [stdout]     |
[INFO] [stdout] 230 |         let BF = Box::new(Lit(false));
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case: `bf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `BT` should have a snake case name
[INFO] [stdout]    --> src/alg.rs:240:13
[INFO] [stdout]     |
[INFO] [stdout] 240 |         let BT = Box::new(Lit(true)); 
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case: `bt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "6db3a7d62b21cca3764082d88dbc4de4fa6d6f7ccfd7f549e3fbf580e95070b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6db3a7d62b21cca3764082d88dbc4de4fa6d6f7ccfd7f549e3fbf580e95070b2", kill_on_drop: false }`
[INFO] [stdout] 6db3a7d62b21cca3764082d88dbc4de4fa6d6f7ccfd7f549e3fbf580e95070b2
