[INFO] fetching crate ps-mem 0.2.5...
[INFO] checking ps-mem-0.2.5 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate ps-mem 0.2.5 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate ps-mem 0.2.5 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-1/source/.cargo/config
[INFO] started tweaking crates.io crate ps-mem 0.2.5
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate ps-mem 0.2.5
[INFO] tweaked toml for crates.io crate ps-mem 0.2.5 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate ps-mem 0.2.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded exec-target v0.2.3
[INFO] [stderr]   Downloaded memx v0.1.13
[INFO] [stderr]   Downloaded assert-text v0.2.4
[INFO] [stderr]   Downloaded naive_opt v0.1.12
[INFO] [stderr]   Downloaded linux-procfs v0.3.6
[INFO] [stderr]   Downloaded cfg-iif v0.2.1
[INFO] [stderr]   Downloaded flood-tide v0.2.2
[INFO] [stderr]   Downloaded runnel v0.3.7
[INFO] [stderr]   Downloaded memx-cdy v0.1.3
[INFO] [stderr]   Downloaded rust-version-info-file v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b2c7bd6017330b77f67fc58d4bb5aec3d349fc34e029dc6556ee168eb693d43
[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" "8b2c7bd6017330b77f67fc58d4bb5aec3d349fc34e029dc6556ee168eb693d43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b2c7bd6017330b77f67fc58d4bb5aec3d349fc34e029dc6556ee168eb693d43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b2c7bd6017330b77f67fc58d4bb5aec3d349fc34e029dc6556ee168eb693d43", kill_on_drop: false }`
[INFO] [stdout] 8b2c7bd6017330b77f67fc58d4bb5aec3d349fc34e029dc6556ee168eb693d43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8413b7e26dd29667388d864f5df5c1ed7a8b121f67c3c5e36c0a687bc617bec1
[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" "8413b7e26dd29667388d864f5df5c1ed7a8b121f67c3c5e36c0a687bc617bec1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking memx v0.1.13
[INFO] [stderr]    Compiling signal-hook v0.3.9
[INFO] [stderr]    Compiling rust-version-info-file v0.1.2
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking cfg-iif v0.2.1
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking flood-tide v0.2.2
[INFO] [stderr]     Checking exec-target v0.2.3
[INFO] [stderr]    Compiling runnel v0.3.7
[INFO] [stderr]     Checking arrayvec v0.4.12
[INFO] [stderr]    Compiling ps-mem v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking naive_opt v0.1.12
[INFO] [stderr]     Checking num-format v0.4.0
[INFO] [stderr]     Checking linux-procfs v0.3.6
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking memx-cdy v0.1.3
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking assert-text v0.2.4
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.71s
[INFO] running `Command { std: "docker" "inspect" "8413b7e26dd29667388d864f5df5c1ed7a8b121f67c3c5e36c0a687bc617bec1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8413b7e26dd29667388d864f5df5c1ed7a8b121f67c3c5e36c0a687bc617bec1", kill_on_drop: false }`
[INFO] [stdout] 8413b7e26dd29667388d864f5df5c1ed7a8b121f67c3c5e36c0a687bc617bec1