[INFO] updating cached repository https://github.com/motokishibata/rustcc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ac2c42a635e1dc8ac75bc8274643c01fee1fd9cc
[INFO] testing motokishibata/rustcc/ac2c42a635e1dc8ac75bc8274643c01fee1fd9cc against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmotokishibata%2Frustcc" "/workspace/builds/worker-22/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-22/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/motokishibata/rustcc on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/motokishibata/rustcc
[INFO] finished tweaking git repo https://github.com/motokishibata/rustcc
[INFO] tweaked toml for git repo https://github.com/motokishibata/rustcc written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] crate git repo https://github.com/motokishibata/rustcc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 37ed072ec4d4c6da6a04c546c7830a2d98c88dcbca063021d75b02bdf5e6aefa
[INFO] running `Command { std: "docker" "start" "-a" "37ed072ec4d4c6da6a04c546c7830a2d98c88dcbca063021d75b02bdf5e6aefa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37ed072ec4d4c6da6a04c546c7830a2d98c88dcbca063021d75b02bdf5e6aefa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37ed072ec4d4c6da6a04c546c7830a2d98c88dcbca063021d75b02bdf5e6aefa", kill_on_drop: false }`
[INFO] [stdout] 37ed072ec4d4c6da6a04c546c7830a2d98c88dcbca063021d75b02bdf5e6aefa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3197bb5137f27ba57678901d588ad26c59b70a3842d2890db883c951f431652a
[INFO] running `Command { std: "docker" "start" "-a" "3197bb5137f27ba57678901d588ad26c59b70a3842d2890db883c951f431652a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling rustcc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `Call`
[INFO] [stdout]   --> src/gen_ir.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     Call(String, usize),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `IROp` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/gen_ir.rs:53:10
[INFO] [stdout]    |
[INFO] [stdout] 53 | #[derive(Clone, Debug, PartialEq)]
[INFO] [stdout]    |          ^^^^^  ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `ARGREGS`
[INFO] [stdout]  --> src/gen_x86.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | const ARGREGS: [&str; 6] = ["rdi", "rsi", "rdx", "rcx", "r8", "r9"];
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.29s
[INFO] running `Command { std: "docker" "inspect" "3197bb5137f27ba57678901d588ad26c59b70a3842d2890db883c951f431652a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3197bb5137f27ba57678901d588ad26c59b70a3842d2890db883c951f431652a", kill_on_drop: false }`
[INFO] [stdout] 3197bb5137f27ba57678901d588ad26c59b70a3842d2890db883c951f431652a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7be0a06da70e05fe0238f901188f5963102e1fef1618ce205aa8b848d6e01aca
[INFO] running `Command { std: "docker" "start" "-a" "7be0a06da70e05fe0238f901188f5963102e1fef1618ce205aa8b848d6e01aca", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustcc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `Call`
[INFO] [stdout]   --> src/gen_ir.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     Call(String, usize),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `IROp` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/gen_ir.rs:53:10
[INFO] [stdout]    |
[INFO] [stdout] 53 | #[derive(Clone, Debug, PartialEq)]
[INFO] [stdout]    |          ^^^^^  ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `ARGREGS`
[INFO] [stdout]  --> src/gen_x86.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | const ARGREGS: [&str; 6] = ["rdi", "rsi", "rdx", "rcx", "r8", "r9"];
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "7be0a06da70e05fe0238f901188f5963102e1fef1618ce205aa8b848d6e01aca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7be0a06da70e05fe0238f901188f5963102e1fef1618ce205aa8b848d6e01aca", kill_on_drop: false }`
[INFO] [stdout] 7be0a06da70e05fe0238f901188f5963102e1fef1618ce205aa8b848d6e01aca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d309180f7fb964d3a057fc73251a5a9d71c3329bcf9dd8144a15c16160898b7e
[INFO] running `Command { std: "docker" "start" "-a" "d309180f7fb964d3a057fc73251a5a9d71c3329bcf9dd8144a15c16160898b7e", kill_on_drop: false }`
[INFO] [stderr] warning: variant is never constructed: `Call`
[INFO] [stderr]   --> src/gen_ir.rs:65:5
[INFO] [stderr]    |
[INFO] [stderr] 65 |     Call(String, usize),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `IROp` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/gen_ir.rs:53:10
[INFO] [stderr]    |
[INFO] [stderr] 53 | #[derive(Clone, Debug, PartialEq)]
[INFO] [stderr]    |          ^^^^^  ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `ARGREGS`
[INFO] [stderr]  --> src/gen_x86.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | const ARGREGS: [&str; 6] = ["rdi", "rsi", "rdx", "rcx", "r8", "r9"];
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rustcc` (bin "rustcc" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.85s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustcc-fc906774ac1080ae)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustcc-7a483d91eea88014)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rustcc
[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] [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" "d309180f7fb964d3a057fc73251a5a9d71c3329bcf9dd8144a15c16160898b7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d309180f7fb964d3a057fc73251a5a9d71c3329bcf9dd8144a15c16160898b7e", kill_on_drop: false }`
[INFO] [stdout] d309180f7fb964d3a057fc73251a5a9d71c3329bcf9dd8144a15c16160898b7e