[INFO] updating cached repository https://github.com/lnicola/smem
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fd47ff4262ee8d22eacd4910c58f3bc67d52fb7b
[INFO] checking lnicola/smem against master#c724b67e1b474262917a5154d74e7072267593fe for pr-74315
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flnicola%2Fsmem" "/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/lnicola/smem on toolchain c724b67e1b474262917a5154d74e7072267593fe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lnicola/smem
[INFO] finished tweaking git repo https://github.com/lnicola/smem
[INFO] tweaked toml for git repo https://github.com/lnicola/smem written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/lnicola/smem already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "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] 20ea1f83bc7a5c1cb2360719f4ab28a88d12d357cade8659ae919f64379a31cd
[INFO] running `Command { std: "docker" "start" "-a" "20ea1f83bc7a5c1cb2360719f4ab28a88d12d357cade8659ae919f64379a31cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20ea1f83bc7a5c1cb2360719f4ab28a88d12d357cade8659ae919f64379a31cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20ea1f83bc7a5c1cb2360719f4ab28a88d12d357cade8659ae919f64379a31cd", kill_on_drop: false }`
[INFO] [stdout] 20ea1f83bc7a5c1cb2360719f4ab28a88d12d357cade8659ae919f64379a31cd
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "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] 9bb4ee810818effbb4bc67df05ed60d9b3667e2f1bb706a025ec93ca03f5e508
[INFO] running `Command { std: "docker" "start" "-a" "9bb4ee810818effbb4bc67df05ed60d9b3667e2f1bb706a025ec93ca03f5e508", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking os_str_bytes v2.3.1
[INFO] [stderr]     Checking humansize v1.1.0
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking bitflags v1.2.1
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking clap v3.0.0-beta.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking users v0.10.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking rayon-core v1.7.1
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking smem v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.92s
[INFO] running `Command { std: "docker" "inspect" "9bb4ee810818effbb4bc67df05ed60d9b3667e2f1bb706a025ec93ca03f5e508", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bb4ee810818effbb4bc67df05ed60d9b3667e2f1bb706a025ec93ca03f5e508", kill_on_drop: false }`
[INFO] [stdout] 9bb4ee810818effbb4bc67df05ed60d9b3667e2f1bb706a025ec93ca03f5e508