[INFO] cloning repository https://github.com/Malien/luar
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Malien/luar" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMalien%2Fluar", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMalien%2Fluar'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b2ba4eb31953b2c3b92f6009ccea0248d5960fec
[INFO] testing Malien/luar against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMalien%2Fluar" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Malien/luar on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Malien/luar
[INFO] finished tweaking git repo https://github.com/Malien/luar
[INFO] tweaked toml for git repo https://github.com/Malien/luar written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/Malien/luar already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d21f18c7178ac0aa170ccc1146f63c1296d2e378f7d001f7167a2feaa88a7e94
[INFO] running `Command { std: "docker" "start" "-a" "d21f18c7178ac0aa170ccc1146f63c1296d2e378f7d001f7167a2feaa88a7e94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d21f18c7178ac0aa170ccc1146f63c1296d2e378f7d001f7167a2feaa88a7e94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d21f18c7178ac0aa170ccc1146f63c1296d2e378f7d001f7167a2feaa88a7e94", kill_on_drop: false }`
[INFO] [stdout] d21f18c7178ac0aa170ccc1146f63c1296d2e378f7d001f7167a2feaa88a7e94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70c44f4abae0c50ae42682168ba594b79afb9d8a2c75c71a1a585bb857bce81f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "70c44f4abae0c50ae42682168ba594b79afb9d8a2c75c71a1a585bb857bce81f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling beef v0.4.4
[INFO] [stderr]    Compiling unindent v0.1.7
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-bigint v0.3.1
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling indoc v1.0.3
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling num v0.3.1
[INFO] [stderr]    Compiling logos-derive v0.11.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling thiserror v1.0.22
[INFO] [stderr]    Compiling logos v0.11.4
[INFO] [stderr]    Compiling luar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `is_err`
[INFO] [stdout]    --> src/lex/token.rs:162:12
[INFO] [stdout]     |
[INFO] [stdout] 162 |     pub fn is_err(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout]     |
[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 33.74s
[INFO] running `Command { std: "docker" "inspect" "70c44f4abae0c50ae42682168ba594b79afb9d8a2c75c71a1a585bb857bce81f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70c44f4abae0c50ae42682168ba594b79afb9d8a2c75c71a1a585bb857bce81f", kill_on_drop: false }`
[INFO] [stdout] 70c44f4abae0c50ae42682168ba594b79afb9d8a2c75c71a1a585bb857bce81f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce73e63946a2d21e745acfd48de410f41ad695e986e0530aaad2b60b71744f66
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ce73e63946a2d21e745acfd48de410f41ad695e986e0530aaad2b60b71744f66", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling termios v0.3.3
[INFO] [stderr]    Compiling terminal_size v0.1.15
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling quickcheck_macros v0.9.1
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling console v0.12.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]    Compiling serde_yaml v0.8.14
[INFO] [stderr]    Compiling insta v1.3.0
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling function_name-proc-macro v0.2.0
[INFO] [stderr]    Compiling function_name v0.2.0
[INFO] [stderr]    Compiling luar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `Command { std: "docker" "inspect" "ce73e63946a2d21e745acfd48de410f41ad695e986e0530aaad2b60b71744f66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce73e63946a2d21e745acfd48de410f41ad695e986e0530aaad2b60b71744f66", kill_on_drop: false }`
[INFO] [stdout] ce73e63946a2d21e745acfd48de410f41ad695e986e0530aaad2b60b71744f66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2e0d53acd90513716db3112e599b7842b7490699b890ddd2e915a7c17e73b4ef
[INFO] running `Command { std: "docker" "start" "-a" "2e0d53acd90513716db3112e599b7842b7490699b890ddd2e915a7c17e73b4ef", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/luar-43b68fb1900beb40
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test lex::number_literal::tests::parses_floats ... ok
[INFO] [stdout] test lex::number_literal::tests::parses_floats_with_exponent ... ok
[INFO] [stdout] test lex::number_literal::tests::parses_integers ... ok
[INFO] [stdout] test lex::number_literal::tests::parses_with_dot_before_with_exponent ... ok
[INFO] [stdout] test lex::number_literal::tests::parses_integers_with_negative_zero_exponent ... ok
[INFO] [stdout] test lex::number_literal::tests::parses_with_dot ... ok
[INFO] [stdout] test lex::number_literal::tests::parses_with_dot_before ... ok
[INFO] [stdout] test lex::number_literal::tests::parses_with_dot_with_exponent ... ok
[INFO] [stdout] test lex::string_literal::tests::parses_escape_sequences ... ok
[INFO] [stdout] test lex::number_literal::tests::parses_integers_with_exponent ... ok
[INFO] [stdout] test lex::token::tests::exponents ... ok
[INFO] [stdout] test lex::token::tests::fractional_number ... ok
[INFO] [stdout] test lex::token::tests::function_1 ... ok
[INFO] [stdout] test lex::token::tests::function_2 ... ok
[INFO] [stdout] test lex::token::tests::simple_number ... ok
[INFO] [stdout] test lex::token::tests::string_literal ... ok
[INFO] [stdout] test lex::string_literal::tests::parses_plain_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2e0d53acd90513716db3112e599b7842b7490699b890ddd2e915a7c17e73b4ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e0d53acd90513716db3112e599b7842b7490699b890ddd2e915a7c17e73b4ef", kill_on_drop: false }`
[INFO] [stdout] 2e0d53acd90513716db3112e599b7842b7490699b890ddd2e915a7c17e73b4ef