[INFO] cloning repository https://github.com/Virgiel/tiny-math-lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Virgiel/tiny-math-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVirgiel%2Ftiny-math-lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVirgiel%2Ftiny-math-lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 31a3bbd5976cfb4865c7991f9a8255ab853471e5
[INFO] checking Virgiel/tiny-math-lang against master#f5f33ec0e0455eefa72fc5567eb1280a4d5ee206 for pr-83312
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVirgiel%2Ftiny-math-lang" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Virgiel/tiny-math-lang on toolchain f5f33ec0e0455eefa72fc5567eb1280a4d5ee206
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Virgiel/tiny-math-lang
[INFO] finished tweaking git repo https://github.com/Virgiel/tiny-math-lang
[INFO] tweaked toml for git repo https://github.com/Virgiel/tiny-math-lang written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/Virgiel/tiny-math-lang already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e8969196bc5fde4f38e426c284726e14eb967610414765fb045304d0c75c0898
[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" "e8969196bc5fde4f38e426c284726e14eb967610414765fb045304d0c75c0898", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8969196bc5fde4f38e426c284726e14eb967610414765fb045304d0c75c0898", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8969196bc5fde4f38e426c284726e14eb967610414765fb045304d0c75c0898", kill_on_drop: false }`
[INFO] [stdout] e8969196bc5fde4f38e426c284726e14eb967610414765fb045304d0c75c0898
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=forbid" "-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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 762988b4d94fa3876aa4f0f8e5cb503486f069d06aa85ac6f3eedf00ec2ac598
[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" "762988b4d94fa3876aa4f0f8e5cb503486f069d06aa85ac6f3eedf00ec2ac598", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling wee_alloc v0.4.5
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking tml v0.1.0 (/opt/rustwide/workdir/tml)
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking memory_units v0.4.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking quick-error v2.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking proptest v1.0.0
[INFO] [stderr]     Checking rustyline v8.0.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.72
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.72
[INFO] [stderr]    Compiling rustyline-derive v0.4.0
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.72
[INFO] [stderr]     Checking repl v0.1.0 (/opt/rustwide/workdir/repl)
[INFO] [stderr]     Checking wasm-bindgen v0.2.72
[INFO] [stderr]     Checking js-sys v0.3.49
[INFO] [stderr]     Checking console_error_panic_hook v0.1.6
[INFO] [stderr]     Checking wasm v0.1.0 (/opt/rustwide/workdir/wasm)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.18s
[INFO] running `Command { std: "docker" "inspect" "762988b4d94fa3876aa4f0f8e5cb503486f069d06aa85ac6f3eedf00ec2ac598", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "762988b4d94fa3876aa4f0f8e5cb503486f069d06aa85ac6f3eedf00ec2ac598", kill_on_drop: false }`
[INFO] [stdout] 762988b4d94fa3876aa4f0f8e5cb503486f069d06aa85ac6f3eedf00ec2ac598