[INFO] cloning repository https://github.com/KeenS/pattern-match-compile
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KeenS/pattern-match-compile" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeenS%2Fpattern-match-compile", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeenS%2Fpattern-match-compile'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fca6481b02c31c2507bda25e10949482e4384a2f
[INFO] testing KeenS/pattern-match-compile against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeenS%2Fpattern-match-compile" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KeenS/pattern-match-compile on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/KeenS/pattern-match-compile
[INFO] finished tweaking git repo https://github.com/KeenS/pattern-match-compile
[INFO] tweaked toml for git repo https://github.com/KeenS/pattern-match-compile written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/KeenS/pattern-match-compile already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 40b790f68cdf1c32d6c76fde723cdb689bb968fc58ec1336b8e9c451ef741687
[INFO] running `Command { std: "docker" "start" "-a" "40b790f68cdf1c32d6c76fde723cdb689bb968fc58ec1336b8e9c451ef741687", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40b790f68cdf1c32d6c76fde723cdb689bb968fc58ec1336b8e9c451ef741687", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40b790f68cdf1c32d6c76fde723cdb689bb968fc58ec1336b8e9c451ef741687", kill_on_drop: false }`
[INFO] [stdout] 40b790f68cdf1c32d6c76fde723cdb689bb968fc58ec1336b8e9c451ef741687
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c9ffc8d6219c58ca8951ce7eef6a210286d9d229f179e1b9cc7bc4f91d53d7c
[INFO] running `Command { std: "docker" "start" "-a" "3c9ffc8d6219c58ca8951ce7eef6a210286d9d229f179e1b9cc7bc4f91d53d7c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pattern-match-compile v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]     --> src/main.rs:1436:9
[INFO] [stdout]      |
[INFO] [stdout] 1436 |     let m = {
[INFO] [stdout]      |         ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m3`
[INFO] [stdout]     --> src/main.rs:1578:9
[INFO] [stdout]      |
[INFO] [stdout] 1578 |     let m3 = {
[INFO] [stdout]      |         ^^ help: if this is intentional, prefix it with an underscore: `_m3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Symbol`
[INFO] [stdout]   --> src/main.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |         Symbol(Symbol),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `consv`
[INFO] [stdout]     --> src/main.rs:1589:12
[INFO] [stdout]      |
[INFO] [stdout] 1589 |         fn consv(arg: Expr) -> Expr {
[INFO] [stdout]      |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.70s
[INFO] running `Command { std: "docker" "inspect" "3c9ffc8d6219c58ca8951ce7eef6a210286d9d229f179e1b9cc7bc4f91d53d7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c9ffc8d6219c58ca8951ce7eef6a210286d9d229f179e1b9cc7bc4f91d53d7c", kill_on_drop: false }`
[INFO] [stdout] 3c9ffc8d6219c58ca8951ce7eef6a210286d9d229f179e1b9cc7bc4f91d53d7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a79505a6ada4c2ec06d91d3caa84bb0ca571e7f7531cafcac8d1c734e8e74aa1
[INFO] running `Command { std: "docker" "start" "-a" "a79505a6ada4c2ec06d91d3caa84bb0ca571e7f7531cafcac8d1c734e8e74aa1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pattern-match-compile v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]     --> src/main.rs:1436:9
[INFO] [stdout]      |
[INFO] [stdout] 1436 |     let m = {
[INFO] [stdout]      |         ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m3`
[INFO] [stdout]     --> src/main.rs:1578:9
[INFO] [stdout]      |
[INFO] [stdout] 1578 |     let m3 = {
[INFO] [stdout]      |         ^^ help: if this is intentional, prefix it with an underscore: `_m3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Symbol`
[INFO] [stdout]   --> src/main.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |         Symbol(Symbol),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.49s
[INFO] running `Command { std: "docker" "inspect" "a79505a6ada4c2ec06d91d3caa84bb0ca571e7f7531cafcac8d1c734e8e74aa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a79505a6ada4c2ec06d91d3caa84bb0ca571e7f7531cafcac8d1c734e8e74aa1", kill_on_drop: false }`
[INFO] [stdout] a79505a6ada4c2ec06d91d3caa84bb0ca571e7f7531cafcac8d1c734e8e74aa1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1532a091012f4e593c8581f448f884290d6091f214b3f8f97c59ec3940331a59
[INFO] running `Command { std: "docker" "start" "-a" "1532a091012f4e593c8581f448f884290d6091f214b3f8f97c59ec3940331a59", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `m`
[INFO] [stderr]     --> src/main.rs:1436:9
[INFO] [stderr]      |
[INFO] [stderr] 1436 |     let m = {
[INFO] [stderr]      |         ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `m3`
[INFO] [stderr]     --> src/main.rs:1578:9
[INFO] [stderr]      |
[INFO] [stderr] 1578 |     let m3 = {
[INFO] [stderr]      |         ^^ help: if this is intentional, prefix it with an underscore: `_m3`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Symbol`
[INFO] [stderr]   --> src/main.rs:63:9
[INFO] [stderr]    |
[INFO] [stderr] 63 |         Symbol(Symbol),
[INFO] [stderr]    |         ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `pattern-match-compile` (bin "pattern-match-compile" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pattern_match_compile-61f61d8b1144080e)
[INFO] [stdout] 
[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" "1532a091012f4e593c8581f448f884290d6091f214b3f8f97c59ec3940331a59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1532a091012f4e593c8581f448f884290d6091f214b3f8f97c59ec3940331a59", kill_on_drop: false }`
[INFO] [stdout] 1532a091012f4e593c8581f448f884290d6091f214b3f8f97c59ec3940331a59