[INFO] cloning repository https://github.com/playXE/cranelift-mem2reg
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/playXE/cranelift-mem2reg" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FplayXE%2Fcranelift-mem2reg", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FplayXE%2Fcranelift-mem2reg'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0b048cd285a3e4fd3f904905ac977068222c77cd
[INFO] testing playXE/cranelift-mem2reg against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FplayXE%2Fcranelift-mem2reg" "/workspace/builds/worker-29/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-29/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/playXE/cranelift-mem2reg on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/playXE/cranelift-mem2reg
[INFO] finished tweaking git repo https://github.com/playXE/cranelift-mem2reg
[INFO] tweaked toml for git repo https://github.com/playXE/cranelift-mem2reg written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] crate git repo https://github.com/playXE/cranelift-mem2reg already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e98570c46e5773ab4b30e7f772f105fb17e6b30ce2cbc075ed60979e3f87d9c
[INFO] running `Command { std: "docker" "start" "-a" "8e98570c46e5773ab4b30e7f772f105fb17e6b30ce2cbc075ed60979e3f87d9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e98570c46e5773ab4b30e7f772f105fb17e6b30ce2cbc075ed60979e3f87d9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e98570c46e5773ab4b30e7f772f105fb17e6b30ce2cbc075ed60979e3f87d9c", kill_on_drop: false }`
[INFO] [stdout] 8e98570c46e5773ab4b30e7f772f105fb17e6b30ce2cbc075ed60979e3f87d9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f098e184cfed72f02bcce99f90ce187fb861e600d63164dca417898954a2aa2
[INFO] running `Command { std: "docker" "start" "-a" "9f098e184cfed72f02bcce99f90ce187fb861e600d63164dca417898954a2aa2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling cranelift-entity v0.62.0
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.62.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling target-lexicon v0.10.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling smallvec v1.4.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]    Compiling anyhow v1.0.28
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling hashbrown v0.7.1
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.62.0
[INFO] [stderr]    Compiling cranelift-bforest v0.62.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling region v2.1.2
[INFO] [stderr]    Compiling errno v0.2.5
[INFO] [stderr]    Compiling raw-cpuid v7.0.3
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]    Compiling const-random v0.1.8
[INFO] [stderr]    Compiling ahash v0.3.2
[INFO] [stderr]    Compiling hashlink v0.5.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.15
[INFO] [stderr]    Compiling thiserror v1.0.15
[INFO] [stderr]    Compiling cranelift-codegen v0.62.0
[INFO] [stderr]    Compiling cranelift-frontend v0.62.0
[INFO] [stderr]    Compiling cranelift-module v0.62.0
[INFO] [stderr]    Compiling cranelift-native v0.62.0
[INFO] [stderr]    Compiling cranelift-simplejit v0.62.0
[INFO] [stderr]    Compiling cranelift v0.62.0
[INFO] [stderr]    Compiling cranelift-mem2reg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.73s
[INFO] running `Command { std: "docker" "inspect" "9f098e184cfed72f02bcce99f90ce187fb861e600d63164dca417898954a2aa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f098e184cfed72f02bcce99f90ce187fb861e600d63164dca417898954a2aa2", kill_on_drop: false }`
[INFO] [stdout] 9f098e184cfed72f02bcce99f90ce187fb861e600d63164dca417898954a2aa2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0b0173cbe6950a54fbc772daa79a470a0fa1a36f8a5d9de3f8a1fa653eae2ff
[INFO] running `Command { std: "docker" "start" "-a" "b0b0173cbe6950a54fbc772daa79a470a0fa1a36f8a5d9de3f8a1fa653eae2ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling cranelift-mem2reg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "b0b0173cbe6950a54fbc772daa79a470a0fa1a36f8a5d9de3f8a1fa653eae2ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0b0173cbe6950a54fbc772daa79a470a0fa1a36f8a5d9de3f8a1fa653eae2ff", kill_on_drop: false }`
[INFO] [stdout] b0b0173cbe6950a54fbc772daa79a470a0fa1a36f8a5d9de3f8a1fa653eae2ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dd3414d63f2e8b52ed4b522ba0f0df868c440c5042d16bd720ab9ca931c043d4
[INFO] running `Command { std: "docker" "start" "-a" "dd3414d63f2e8b52ed4b522ba0f0df868c440c5042d16bd720ab9ca931c043d4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.75s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cranelift_mem2reg-2162f12ee3f563e7)
[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] [stderr]    Doc-tests cranelift-mem2reg
[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" "dd3414d63f2e8b52ed4b522ba0f0df868c440c5042d16bd720ab9ca931c043d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd3414d63f2e8b52ed4b522ba0f0df868c440c5042d16bd720ab9ca931c043d4", kill_on_drop: false }`
[INFO] [stdout] dd3414d63f2e8b52ed4b522ba0f0df868c440c5042d16bd720ab9ca931c043d4