[INFO] updating cached repository https://github.com/liqargon/rust_c_compiler
[INFO] running `"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"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9b6f772396a3c6766c114a68dff3d9e0e2cd1195
[INFO] testing liqargon/rust_c_compiler against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliqargon%2Frust_c_compiler" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/liqargon/rust_c_compiler on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/liqargon/rust_c_compiler
[INFO] finished tweaking git repo https://github.com/liqargon/rust_c_compiler
[INFO] tweaked toml for git repo https://github.com/liqargon/rust_c_compiler written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/liqargon/rust_c_compiler already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f9bd8ad73ccebd2340c148e9f6593c0d0db2524a9881a162d9c4ae88246ed137
[INFO] running `"docker" "start" "-a" "f9bd8ad73ccebd2340c148e9f6593c0d0db2524a9881a162d9c4ae88246ed137"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rcc1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `val`
[INFO] [stderr]   --> src/codegen.rs:20:31
[INFO] [stderr]    |
[INFO] [stderr] 20 |         if let Node::Number { val } = *e_st {
[INFO] [stderr]    |                               ^^^ help: try ignoring the field: `val: _`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.03s
[INFO] running `"docker" "inspect" "f9bd8ad73ccebd2340c148e9f6593c0d0db2524a9881a162d9c4ae88246ed137"`
[INFO] running `"docker" "rm" "-f" "f9bd8ad73ccebd2340c148e9f6593c0d0db2524a9881a162d9c4ae88246ed137"`
[INFO] [stdout] f9bd8ad73ccebd2340c148e9f6593c0d0db2524a9881a162d9c4ae88246ed137
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 290304cc38a5444fcaf9a9781212974f37a0427d375e62ed305bfc2d1ec81fca
[INFO] running `"docker" "start" "-a" "290304cc38a5444fcaf9a9781212974f37a0427d375e62ed305bfc2d1ec81fca"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rcc1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `val`
[INFO] [stderr]   --> src/codegen.rs:20:31
[INFO] [stderr]    |
[INFO] [stderr] 20 |         if let Node::Number { val } = *e_st {
[INFO] [stderr]    |                               ^^^ help: try ignoring the field: `val: _`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]  --> src/lib.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 |     use super::*;
[INFO] [stderr]   |         ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val`
[INFO] [stderr]   --> src/codegen.rs:20:31
[INFO] [stderr]    |
[INFO] [stderr] 20 |         if let Node::Number { val } = *e_st {
[INFO] [stderr]    |                               ^^^ help: try ignoring the field: `val: _`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `"docker" "inspect" "290304cc38a5444fcaf9a9781212974f37a0427d375e62ed305bfc2d1ec81fca"`
[INFO] running `"docker" "rm" "-f" "290304cc38a5444fcaf9a9781212974f37a0427d375e62ed305bfc2d1ec81fca"`
[INFO] [stdout] 290304cc38a5444fcaf9a9781212974f37a0427d375e62ed305bfc2d1ec81fca
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3d43935e140bab14c1ae886f159b7d98cf498ac6259788b7060022966daeb4c6
[INFO] running `"docker" "start" "-a" "3d43935e140bab14c1ae886f159b7d98cf498ac6259788b7060022966daeb4c6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]  --> src/lib.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 |     use super::*;
[INFO] [stderr]   |         ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val`
[INFO] [stderr]   --> src/codegen.rs:20:31
[INFO] [stderr]    |
[INFO] [stderr] 20 |         if let Node::Number { val } = *e_st {
[INFO] [stderr]    |                               ^^^ help: try ignoring the field: `val: _`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val`
[INFO] [stderr]   --> src/codegen.rs:20:31
[INFO] [stderr]    |
[INFO] [stderr] 20 |         if let Node::Number { val } = *e_st {
[INFO] [stderr]    |                               ^^^ help: try ignoring the field: `val: _`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rcc1-510437f4d715cf67
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rcc1-06d30865937b4e8f
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rcc1
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "3d43935e140bab14c1ae886f159b7d98cf498ac6259788b7060022966daeb4c6"`
[INFO] running `"docker" "rm" "-f" "3d43935e140bab14c1ae886f159b7d98cf498ac6259788b7060022966daeb4c6"`
[INFO] [stdout] 3d43935e140bab14c1ae886f159b7d98cf498ac6259788b7060022966daeb4c6