[INFO] cloning repository https://github.com/mhallin/socrates
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mhallin/socrates" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhallin%2Fsocrates", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhallin%2Fsocrates'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6d42c034177bc6b6cca63a6634595536944b2065
[INFO] checking mhallin/socrates against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhallin%2Fsocrates" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mhallin/socrates on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mhallin/socrates
[INFO] finished tweaking git repo https://github.com/mhallin/socrates
[INFO] tweaked toml for git repo https://github.com/mhallin/socrates written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/mhallin/socrates already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "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] 9769118a49bbdc1d7a57dc9c16e04493f39dad3562a7072db7562f69433e0417
[INFO] running `Command { std: "docker" "start" "-a" "9769118a49bbdc1d7a57dc9c16e04493f39dad3562a7072db7562f69433e0417", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9769118a49bbdc1d7a57dc9c16e04493f39dad3562a7072db7562f69433e0417", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9769118a49bbdc1d7a57dc9c16e04493f39dad3562a7072db7562f69433e0417", kill_on_drop: false }`
[INFO] [stdout] 9769118a49bbdc1d7a57dc9c16e04493f39dad3562a7072db7562f69433e0417
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8da5c5fce62cb55d0303f54260af2b67d5d9a21f17ec0680cf465680074bcf4
[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" "d8da5c5fce62cb55d0303f54260af2b67d5d9a21f17ec0680cf465680074bcf4", 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] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling siphasher v0.3.5
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling pico-args v0.4.2
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling bindgen v0.42.3
[INFO] [stderr]     Checking socrates-ast v0.1.0 (/opt/rustwide/workdir/socrates-ast)
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling proc-macro2 v0.3.5
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking eyre v0.6.5
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling string_cache v0.8.1
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling clang-sys v0.26.4
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]     Checking lalrpop-util v0.19.6
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling which v1.0.5
[INFO] [stderr]     Checking fd-lock v2.0.0
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking directories v3.0.2
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]     Checking socrates-errors v0.1.0 (/opt/rustwide/workdir/socrates-errors)
[INFO] [stderr]     Checking socrates-core v0.1.0 (/opt/rustwide/workdir/socrates-core)
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling lalrpop v0.19.6
[INFO] [stderr]     Checking rustyline v8.2.0
[INFO] [stderr]    Compiling minisat v0.4.4
[INFO] [stderr]    Compiling socrates-parser v0.1.0 (/opt/rustwide/workdir/socrates-parser)
[INFO] [stderr]     Checking socrates-cli v0.1.0 (/opt/rustwide/workdir/socrates-cli)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 17s
[INFO] running `Command { std: "docker" "inspect" "d8da5c5fce62cb55d0303f54260af2b67d5d9a21f17ec0680cf465680074bcf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8da5c5fce62cb55d0303f54260af2b67d5d9a21f17ec0680cf465680074bcf4", kill_on_drop: false }`
[INFO] [stdout] d8da5c5fce62cb55d0303f54260af2b67d5d9a21f17ec0680cf465680074bcf4