[INFO] cloning repository https://github.com/amling/rlife
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/amling/rlife" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famling%2Frlife", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famling%2Frlife'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ae074196d3ef5cd4912cd433b11f78b5f1240f8f
[INFO] checking amling/rlife against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famling%2Frlife" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/amling/rlife 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] started tweaking git repo https://github.com/amling/rlife
[INFO] finished tweaking git repo https://github.com/amling/rlife
[INFO] tweaked toml for git repo https://github.com/amling/rlife written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/amling/rlife 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8b772f457e37f33ddeedaddabe53ef09aeddd31fb4361f636f9fe0858add3e37
[INFO] running `Command { std: "docker" "start" "-a" "8b772f457e37f33ddeedaddabe53ef09aeddd31fb4361f636f9fe0858add3e37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b772f457e37f33ddeedaddabe53ef09aeddd31fb4361f636f9fe0858add3e37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b772f457e37f33ddeedaddabe53ef09aeddd31fb4361f636f9fe0858add3e37", kill_on_drop: false }`
[INFO] [stdout] 8b772f457e37f33ddeedaddabe53ef09aeddd31fb4361f636f9fe0858add3e37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 901ee41cba919e0026a8dc62e317be41334019ef24111f0f153c1ffa91b090b5
[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" "901ee41cba919e0026a8dc62e317be41334019ef24111f0f153c1ffa91b090b5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.105
[INFO] [stderr]    Compiling proc-macro2 v0.4.21
[INFO] [stderr]     Checking ars_macro v1.0.0 (/opt/rustwide/workdir/ars/macro)
[INFO] [stderr]     Checking ars_sync v1.0.0 (/opt/rustwide/workdir/ars/sync)
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]     Checking crossbeam-utils v0.7.2
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking ars_ds v1.0.0 (/opt/rustwide/workdir/ars/ds)
[INFO] [stderr]     Checking ars_aa v1.0.0 (/opt/rustwide/workdir/ars/aa)
[INFO] [stderr]     Checking crossbeam-channel v0.4.2
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]    Compiling ars_rctl_derive v1.0.0 (/opt/rustwide/workdir/ars/rctl/derive)
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]     Checking ars_rctl_core v1.0.0 (/opt/rustwide/workdir/ars/rctl/core)
[INFO] [stderr]     Checking ars_rctl_main v1.0.0 (/opt/rustwide/workdir/ars/rctl/main)
[INFO] [stderr]     Checking rlife v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.84s
[INFO] running `Command { std: "docker" "inspect" "901ee41cba919e0026a8dc62e317be41334019ef24111f0f153c1ffa91b090b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "901ee41cba919e0026a8dc62e317be41334019ef24111f0f153c1ffa91b090b5", kill_on_drop: false }`
[INFO] [stdout] 901ee41cba919e0026a8dc62e317be41334019ef24111f0f153c1ffa91b090b5