[INFO] cloning repository https://github.com/chaynabors/whetstone
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chaynabors/whetstone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchaynabors%2Fwhetstone", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchaynabors%2Fwhetstone'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8abd487a0d2902c65a09bd101173ec089ec9d6cb
[INFO] testing chaynabors/whetstone against master#159ba8a92c9e2fa4121f106176309521f4af87e9+rustflags=-Copt-level=3 for pr-107051
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchaynabors%2Fwhetstone" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chaynabors/whetstone on toolchain 159ba8a92c9e2fa4121f106176309521f4af87e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/chaynabors/whetstone
[INFO] finished tweaking git repo https://github.com/chaynabors/whetstone
[INFO] tweaked toml for git repo https://github.com/chaynabors/whetstone written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/chaynabors/whetstone 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" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lalrpop v0.19.7
[INFO] [stderr]   Downloaded lalrpop-util v0.19.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 835b35b0cc1808cf84b48adcf639577ff7e5556e43bd40534d1c9496571339aa
[INFO] running `Command { std: "docker" "start" "-a" "835b35b0cc1808cf84b48adcf639577ff7e5556e43bd40534d1c9496571339aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "835b35b0cc1808cf84b48adcf639577ff7e5556e43bd40534d1c9496571339aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "835b35b0cc1808cf84b48adcf639577ff7e5556e43bd40534d1c9496571339aa", kill_on_drop: false }`
[INFO] [stdout] 835b35b0cc1808cf84b48adcf639577ff7e5556e43bd40534d1c9496571339aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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 -Copt-level=3" "-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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc52cc7c5503ada56f1bc6529bd06a1b053a0df61a51f9976f1db5f251237392
[INFO] running `Command { std: "docker" "start" "-a" "fc52cc7c5503ada56f1bc6529bd06a1b053a0df61a51f9976f1db5f251237392", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling pico-args v0.4.2
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling os_str_bytes v6.0.0
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling string_cache v0.8.3
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling lalrpop-util v0.19.7
[INFO] [stderr]    Compiling lalrpop v0.19.7
[INFO] [stderr]    Compiling clap_derive v3.1.4
[INFO] [stderr]    Compiling clap v3.1.6
[INFO] [stderr]    Compiling whetstone v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `Parsing` is never constructed
[INFO] [stdout]  --> src/error.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum Error {
[INFO] [stdout]   |          ----- variant in this enum
[INFO] [stdout] 3 |     Io(std::io::Error),
[INFO] [stdout] 4 |     Parsing(String),
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 21s
[INFO] running `Command { std: "docker" "inspect" "fc52cc7c5503ada56f1bc6529bd06a1b053a0df61a51f9976f1db5f251237392", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc52cc7c5503ada56f1bc6529bd06a1b053a0df61a51f9976f1db5f251237392", kill_on_drop: false }`
[INFO] [stdout] fc52cc7c5503ada56f1bc6529bd06a1b053a0df61a51f9976f1db5f251237392
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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 -Copt-level=3" "-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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48d890e5843a98fbb6aeff0f4ee1078dd0b7eec8872fe82e6958e33803af78ec
[INFO] running `Command { std: "docker" "start" "-a" "48d890e5843a98fbb6aeff0f4ee1078dd0b7eec8872fe82e6958e33803af78ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling whetstone v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `Parsing` is never constructed
[INFO] [stdout]  --> src/error.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum Error {
[INFO] [stdout]   |          ----- variant in this enum
[INFO] [stdout] 3 |     Io(std::io::Error),
[INFO] [stdout] 4 |     Parsing(String),
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "48d890e5843a98fbb6aeff0f4ee1078dd0b7eec8872fe82e6958e33803af78ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48d890e5843a98fbb6aeff0f4ee1078dd0b7eec8872fe82e6958e33803af78ec", kill_on_drop: false }`
[INFO] [stdout] 48d890e5843a98fbb6aeff0f4ee1078dd0b7eec8872fe82e6958e33803af78ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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 -Copt-level=3" "-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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] aed3d3aca2a4813ca7c40e4f1d34fdcfea29e2cedd2936f7054676fcb78d1007
[INFO] running `Command { std: "docker" "start" "-a" "aed3d3aca2a4813ca7c40e4f1d34fdcfea29e2cedd2936f7054676fcb78d1007", kill_on_drop: false }`
[INFO] [stderr] warning: variant `Parsing` is never constructed
[INFO] [stderr]  --> src/error.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub enum Error {
[INFO] [stderr]   |          ----- variant in this enum
[INFO] [stderr] 3 |     Io(std::io::Error),
[INFO] [stderr] 4 |     Parsing(String),
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `whetstone` (bin "whetstone" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/whetstone-65d142453b2d7a5d)
[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" "aed3d3aca2a4813ca7c40e4f1d34fdcfea29e2cedd2936f7054676fcb78d1007", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aed3d3aca2a4813ca7c40e4f1d34fdcfea29e2cedd2936f7054676fcb78d1007", kill_on_drop: false }`
[INFO] [stdout] aed3d3aca2a4813ca7c40e4f1d34fdcfea29e2cedd2936f7054676fcb78d1007