[INFO] updating cached repository https://github.com/brian-gavin/yarlox
[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] 962f2d8766f571a0e49108e8563c137f708b061e
[INFO] testing brian-gavin/yarlox against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrian-gavin%2Fyarlox" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/brian-gavin/yarlox on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/brian-gavin/yarlox
[INFO] finished tweaking git repo https://github.com/brian-gavin/yarlox
[INFO] tweaked toml for git repo https://github.com/brian-gavin/yarlox written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/brian-gavin/yarlox already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] fd1992d0908e7ef6c692977e673f9ece71415ad2c44ab7cc0034ec275f084e80
[INFO] running `"docker" "start" "-a" "fd1992d0908e7ef6c692977e673f9ece71415ad2c44ab7cc0034ec275f084e80"`
[INFO] [stderr]    Compiling regex v1.0.4
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]    Compiling termcolor v1.0.2
[INFO] [stderr]    Compiling utf8parse v0.1.1
[INFO] [stderr]    Compiling log v0.4.4
[INFO] [stderr]    Compiling humantime v1.1.1
[INFO] [stderr]    Compiling memchr v2.0.2
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling aho-corasick v0.6.8
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling rustyline v5.0.3
[INFO] [stderr]    Compiling yarlox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/types.rs:53:85
[INFO] [stderr]    |
[INFO] [stderr] 53 |                 builtin_fn_clock().map_err(|e| format!("BuiltinClock failed: {}", e.description()))
[INFO] [stderr]    |                                                                                     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.36s
[INFO] running `"docker" "inspect" "fd1992d0908e7ef6c692977e673f9ece71415ad2c44ab7cc0034ec275f084e80"`
[INFO] running `"docker" "rm" "-f" "fd1992d0908e7ef6c692977e673f9ece71415ad2c44ab7cc0034ec275f084e80"`
[INFO] [stdout] fd1992d0908e7ef6c692977e673f9ece71415ad2c44ab7cc0034ec275f084e80
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] 92e5eaa74d05884594d81f6b9440d3129391f83b5f1d2f753496224488a9a0ec
[INFO] running `"docker" "start" "-a" "92e5eaa74d05884594d81f6b9440d3129391f83b5f1d2f753496224488a9a0ec"`
[INFO] [stderr]    Compiling yarlox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/types.rs:53:85
[INFO] [stderr]    |
[INFO] [stderr] 53 |                 builtin_fn_clock().map_err(|e| format!("BuiltinClock failed: {}", e.description()))
[INFO] [stderr]    |                                                                                     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/types.rs:53:85
[INFO] [stderr]    |
[INFO] [stderr] 53 |                 builtin_fn_clock().map_err(|e| format!("BuiltinClock failed: {}", e.description()))
[INFO] [stderr]    |                                                                                     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.22s
[INFO] running `"docker" "inspect" "92e5eaa74d05884594d81f6b9440d3129391f83b5f1d2f753496224488a9a0ec"`
[INFO] running `"docker" "rm" "-f" "92e5eaa74d05884594d81f6b9440d3129391f83b5f1d2f753496224488a9a0ec"`
[INFO] [stdout] 92e5eaa74d05884594d81f6b9440d3129391f83b5f1d2f753496224488a9a0ec
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] effe75de952dd5130f305ee8ffd8bf066c5d6496d4c05051315a5d37d4af24dd
[INFO] running `"docker" "start" "-a" "effe75de952dd5130f305ee8ffd8bf066c5d6496d4c05051315a5d37d4af24dd"`
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/types.rs:53:85
[INFO] [stderr]    |
[INFO] [stderr] 53 |                 builtin_fn_clock().map_err(|e| format!("BuiltinClock failed: {}", e.description()))
[INFO] [stderr]    |                                                                                     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/types.rs:53:85
[INFO] [stderr]    |
[INFO] [stderr] 53 |                 builtin_fn_clock().map_err(|e| format!("BuiltinClock failed: {}", e.description()))
[INFO] [stderr]    |                                                                                     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/yarlox-fba3685f108f39d3
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test ast_printer::tests::test_pretty_print ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/run_tests-858446c0fbd97741
[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]      Running /opt/rustwide/target/debug/deps/yarlox-535c98c0fa589a62
[INFO] [stderr]    Doc-tests yarlox
[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] [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" "effe75de952dd5130f305ee8ffd8bf066c5d6496d4c05051315a5d37d4af24dd"`
[INFO] running `"docker" "rm" "-f" "effe75de952dd5130f305ee8ffd8bf066c5d6496d4c05051315a5d37d4af24dd"`
[INFO] [stdout] effe75de952dd5130f305ee8ffd8bf066c5d6496d4c05051315a5d37d4af24dd