[INFO] cloning repository https://github.com/Spu7Nix/Numberlang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Spu7Nix/Numberlang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpu7Nix%2FNumberlang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpu7Nix%2FNumberlang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 91e1968a2f49d01756e06aaf8c3babeae4e34e7b
[INFO] testing Spu7Nix/Numberlang against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpu7Nix%2FNumberlang" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Spu7Nix/Numberlang on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Spu7Nix/Numberlang
[INFO] finished tweaking git repo https://github.com/Spu7Nix/Numberlang
[INFO] tweaked toml for git repo https://github.com/Spu7Nix/Numberlang written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Spu7Nix/Numberlang already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded beef v0.5.1
[INFO] [stderr]   Downloaded logos-derive v0.12.0
[INFO] [stderr]   Downloaded logos v0.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89e939fdce84f051ca51d81c657e3f03dac87dca5e74024cb85c9aee87aa2053
[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" "89e939fdce84f051ca51d81c657e3f03dac87dca5e74024cb85c9aee87aa2053", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89e939fdce84f051ca51d81c657e3f03dac87dca5e74024cb85c9aee87aa2053", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89e939fdce84f051ca51d81c657e3f03dac87dca5e74024cb85c9aee87aa2053", kill_on_drop: false }`
[INFO] [stdout] 89e939fdce84f051ca51d81c657e3f03dac87dca5e74024cb85c9aee87aa2053
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c56b385a13c6cf0cf24b935eac8ec2f0eee02150c71297031ac9ea7759f06426
[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" "c56b385a13c6cf0cf24b935eac8ec2f0eee02150c71297031ac9ea7759f06426", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling beef v0.5.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling logos-derive v0.12.0
[INFO] [stderr]    Compiling logos v0.12.0
[INFO] [stderr]    Compiling numberlang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `env::args`
[INFO] [stdout]  --> src/main.rs:2:33
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{collections::HashMap, env::args, fs};
[INFO] [stdout]   |                                 ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/parser.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 |         a => panic!("Expected expression, found {}", tokens.slice()),
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.65s
[INFO] running `Command { std: "docker" "inspect" "c56b385a13c6cf0cf24b935eac8ec2f0eee02150c71297031ac9ea7759f06426", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c56b385a13c6cf0cf24b935eac8ec2f0eee02150c71297031ac9ea7759f06426", kill_on_drop: false }`
[INFO] [stdout] c56b385a13c6cf0cf24b935eac8ec2f0eee02150c71297031ac9ea7759f06426
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d12201a3ee3db30907f39f9ba19476ad857ee40cdb088eafb9d5ef881f7424e
[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" "8d12201a3ee3db30907f39f9ba19476ad857ee40cdb088eafb9d5ef881f7424e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling numberlang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `env::args`
[INFO] [stdout]  --> src/main.rs:2:33
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{collections::HashMap, env::args, fs};
[INFO] [stdout]   |                                 ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/parser.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 |         a => panic!("Expected expression, found {}", tokens.slice()),
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.77s
[INFO] running `Command { std: "docker" "inspect" "8d12201a3ee3db30907f39f9ba19476ad857ee40cdb088eafb9d5ef881f7424e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d12201a3ee3db30907f39f9ba19476ad857ee40cdb088eafb9d5ef881f7424e", kill_on_drop: false }`
[INFO] [stdout] 8d12201a3ee3db30907f39f9ba19476ad857ee40cdb088eafb9d5ef881f7424e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 909b9e6ee59f52c9d0c69b4a9295357c2f6f5fcfe6c0e9f7ef7a11eba5453a64
[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" "909b9e6ee59f52c9d0c69b4a9295357c2f6f5fcfe6c0e9f7ef7a11eba5453a64", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `env::args`
[INFO] [stderr]  --> src/main.rs:2:33
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::{collections::HashMap, env::args, fs};
[INFO] [stderr]   |                                 ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]    --> src/parser.rs:115:9
[INFO] [stderr]     |
[INFO] [stderr] 115 |         a => panic!("Expected expression, found {}", tokens.slice()),
[INFO] [stderr]     |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `numberlang` (bin "numberlang" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/numberlang-77320e6061b143d6)
[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" "909b9e6ee59f52c9d0c69b4a9295357c2f6f5fcfe6c0e9f7ef7a11eba5453a64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "909b9e6ee59f52c9d0c69b4a9295357c2f6f5fcfe6c0e9f7ef7a11eba5453a64", kill_on_drop: false }`
[INFO] [stdout] 909b9e6ee59f52c9d0c69b4a9295357c2f6f5fcfe6c0e9f7ef7a11eba5453a64