[INFO] cloning repository https://github.com/alexsparrow/brainlift
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alexsparrow/brainlift" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexsparrow%2Fbrainlift", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexsparrow%2Fbrainlift'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9a4ddaac95e8d58a8027452a6a85fe0d040b69c5
[INFO] checking alexsparrow/brainlift against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexsparrow%2Fbrainlift" "/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/alexsparrow/brainlift on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/alexsparrow/brainlift
[INFO] finished tweaking git repo https://github.com/alexsparrow/brainlift
[INFO] tweaked toml for git repo https://github.com/alexsparrow/brainlift written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/alexsparrow/brainlift already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "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-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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 856bcc743aaf5b9d1310e61b93a08285363e98afad4688467f03289c8f319596
[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" "856bcc743aaf5b9d1310e61b93a08285363e98afad4688467f03289c8f319596", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "856bcc743aaf5b9d1310e61b93a08285363e98afad4688467f03289c8f319596", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "856bcc743aaf5b9d1310e61b93a08285363e98afad4688467f03289c8f319596", kill_on_drop: false }`
[INFO] [stdout] 856bcc743aaf5b9d1310e61b93a08285363e98afad4688467f03289c8f319596
[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=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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c33a8842b4993e77822abbe6d2a961d23d7e7c0302dd15c690e2bf69faccf7c5
[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" "c33a8842b4993e77822abbe6d2a961d23d7e7c0302dd15c690e2bf69faccf7c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.58.0
[INFO] [stderr]    Compiling cranelift-entity v0.58.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling target-lexicon v0.10.0
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.58.0
[INFO] [stderr]     Checking cranelift-bforest v0.58.0
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]     Checking errno v0.2.5
[INFO] [stderr]     Checking region v2.1.2
[INFO] [stderr]    Compiling raw-cpuid v7.0.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.16
[INFO] [stderr]     Checking thiserror v1.0.16
[INFO] [stderr]    Compiling cranelift-codegen v0.58.0
[INFO] [stderr]     Checking cranelift-frontend v0.58.0
[INFO] [stderr]     Checking cranelift-native v0.58.0
[INFO] [stderr]     Checking cranelift-module v0.58.0
[INFO] [stderr]     Checking cranelift-simplejit v0.58.0
[INFO] [stderr]     Checking cranelift v0.58.0
[INFO] [stderr]     Checking brainlift v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `brainfuck_jit`
[INFO] [stdout]  --> tests/basic.rs:2:43
[INFO] [stdout]   |
[INFO] [stdout] 2 | use brainlift::jit::{brainfuck_jit_state, brainfuck_jit};
[INFO] [stdout]   |                                           ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DefaultStdLib`
[INFO] [stdout]  --> tests/basic.rs:3:38
[INFO] [stdout]   |
[INFO] [stdout] 3 | use brainlift::{stdlib::{MockStdLib, DefaultStdLib}, state::BrainfuckState};
[INFO] [stdout]   |                                      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.07s
[INFO] running `Command { std: "docker" "inspect" "c33a8842b4993e77822abbe6d2a961d23d7e7c0302dd15c690e2bf69faccf7c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c33a8842b4993e77822abbe6d2a961d23d7e7c0302dd15c690e2bf69faccf7c5", kill_on_drop: false }`
[INFO] [stdout] c33a8842b4993e77822abbe6d2a961d23d7e7c0302dd15c690e2bf69faccf7c5