[INFO] cloning repository https://github.com/jimblandy/compiletest-issue-219
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jimblandy/compiletest-issue-219" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjimblandy%2Fcompiletest-issue-219", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjimblandy%2Fcompiletest-issue-219'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2d4b7e1ffb9a8757ab0a1733173693ab52423c27
[INFO] checking jimblandy/compiletest-issue-219 against master#a836d9b6413d9d593be6c09463ff8c4c70e56599 for pr-84037
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjimblandy%2Fcompiletest-issue-219" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jimblandy/compiletest-issue-219 on toolchain a836d9b6413d9d593be6c09463ff8c4c70e56599
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jimblandy/compiletest-issue-219
[INFO] finished tweaking git repo https://github.com/jimblandy/compiletest-issue-219
[INFO] tweaked toml for git repo https://github.com/jimblandy/compiletest-issue-219 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/jimblandy/compiletest-issue-219 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "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] 7d3fc560eb64e19cdbaa843f10d18641f3107c33b2c3bd4dab2bb8c51dc3b820
[INFO] running `Command { std: "docker" "start" "-a" "7d3fc560eb64e19cdbaa843f10d18641f3107c33b2c3bd4dab2bb8c51dc3b820", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d3fc560eb64e19cdbaa843f10d18641f3107c33b2c3bd4dab2bb8c51dc3b820", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d3fc560eb64e19cdbaa843f10d18641f3107c33b2c3bd4dab2bb8c51dc3b820", kill_on_drop: false }`
[INFO] [stdout] 7d3fc560eb64e19cdbaa843f10d18641f3107c33b2c3bd4dab2bb8c51dc3b820
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 45f712541bfc2d001c33a8ed59f11e900f480d3b12e2120734eeebf114ef4c24
[INFO] running `Command { std: "docker" "start" "-a" "45f712541bfc2d001c33a8ed59f11e900f480d3b12e2120734eeebf114ef4c24", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.13
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.22
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]    Compiling compiletest_rs v0.5.0
[INFO] [stderr]     Checking diff v0.1.12
[INFO] [stderr]     Checking testcase v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]    Compiling quote v1.0.5
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking filetime v0.2.10
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking tester v0.7.0
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking rustfix v0.5.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.05s
[INFO] running `Command { std: "docker" "inspect" "45f712541bfc2d001c33a8ed59f11e900f480d3b12e2120734eeebf114ef4c24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45f712541bfc2d001c33a8ed59f11e900f480d3b12e2120734eeebf114ef4c24", kill_on_drop: false }`
[INFO] [stdout] 45f712541bfc2d001c33a8ed59f11e900f480d3b12e2120734eeebf114ef4c24