[INFO] cloning repository https://github.com/styvane/raft
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/styvane/raft" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstyvane%2Fraft", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstyvane%2Fraft'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e6d0a592e9633a9a03457f26b0ab3a6f3055f433
[INFO] checking styvane/raft against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstyvane%2Fraft" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/styvane/raft 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/styvane/raft
[INFO] finished tweaking git repo https://github.com/styvane/raft
[INFO] tweaked toml for git repo https://github.com/styvane/raft written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/styvane/raft 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 thiserror-impl v1.0.25
[INFO] [stderr]   Downloaded serde-value v0.7.0
[INFO] [stderr]   Downloaded arc-swap v0.4.8
[INFO] [stderr]   Downloaded rust-ini v0.13.0
[INFO] [stderr]   Downloaded radix_trie v0.2.1
[INFO] [stderr]   Downloaded nibble_vec v0.1.0
[INFO] [stderr]   Downloaded config v0.11.0
[INFO] [stderr]   Downloaded rustyline v8.0.0
[INFO] [stderr]   Downloaded thiserror v1.0.25
[INFO] [stderr]   Downloaded endian-type v0.1.2
[INFO] [stderr]   Downloaded log-mdc v0.1.0
[INFO] [stderr]   Downloaded thread-id v3.3.0
[INFO] [stderr]   Downloaded async-executor v1.4.1
[INFO] [stderr]   Downloaded async-lock v2.4.0
[INFO] [stderr]   Downloaded serde-hjson v0.9.1
[INFO] [stderr]   Downloaded ordered-float v2.4.0
[INFO] [stderr]   Downloaded unsafe-any v0.4.2
[INFO] [stderr]   Downloaded log4rs v1.0.0
[INFO] [stderr]   Downloaded async-io v1.4.1
[INFO] [stderr]   Downloaded fastrand v1.4.1
[INFO] [stderr]   Downloaded regex v1.4.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] a76fd2381a50f771c55e564809e3300a0511c123d2a53ba86225753079a9e24b
[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" "a76fd2381a50f771c55e564809e3300a0511c123d2a53ba86225753079a9e24b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a76fd2381a50f771c55e564809e3300a0511c123d2a53ba86225753079a9e24b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a76fd2381a50f771c55e564809e3300a0511c123d2a53ba86225753079a9e24b", kill_on_drop: false }`
[INFO] [stdout] a76fd2381a50f771c55e564809e3300a0511c123d2a53ba86225753079a9e24b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fca606ef6c10668e4d2af90130ff4830ffa26c0fe592ca411897938bee0c7c38
[INFO] running `Command { std: "docker" "start" "-a" "fca606ef6c10668e4d2af90130ff4830ffa26c0fe592ca411897938bee0c7c38", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking futures-core v0.3.14
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.6
[INFO] [stderr]     Checking futures-io v0.3.14
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking fastrand v1.4.1
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]     Checking futures-task v0.3.14
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking rust-ini v0.13.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking async-lock v2.4.0
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking futures-channel v0.3.14
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking regex v1.4.6
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking ordered-float v2.4.0
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking async-executor v1.4.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking serde-hjson v0.9.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling futures-macro v0.3.14
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking futures-util v0.3.14
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking futures-executor v0.3.14
[INFO] [stderr]     Checking futures v0.3.14
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking serde-value v0.7.0
[INFO] [stderr]     Checking polling v2.0.3
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking rustyline v8.0.0
[INFO] [stderr]     Checking async-io v1.4.1
[INFO] [stderr]     Checking config v0.11.0
[INFO] [stderr]     Checking log4rs v1.0.0
[INFO] [stderr]     Checking async-global-executor v2.0.2
[INFO] [stderr]     Checking async-std v1.9.0
[INFO] [stderr]     Checking raft-utils v0.1.0 (/opt/rustwide/workdir/raft-utils)
[INFO] [stderr]     Checking raft-core v0.1.0 (/opt/rustwide/workdir/raft-core)
[INFO] [stderr]     Checking kvserver v0.1.0 (/opt/rustwide/workdir/kvserver)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 54s
[INFO] running `Command { std: "docker" "inspect" "fca606ef6c10668e4d2af90130ff4830ffa26c0fe592ca411897938bee0c7c38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fca606ef6c10668e4d2af90130ff4830ffa26c0fe592ca411897938bee0c7c38", kill_on_drop: false }`
[INFO] [stdout] fca606ef6c10668e4d2af90130ff4830ffa26c0fe592ca411897938bee0c7c38