[INFO] cloning repository https://github.com/japaric/particle-tools
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/japaric/particle-tools" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaparic%2Fparticle-tools", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaparic%2Fparticle-tools'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6fe4834581696ae8c07925bd32ef2360ab051aa0
[INFO] checking japaric/particle-tools against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaparic%2Fparticle-tools" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/japaric/particle-tools on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/japaric/particle-tools
[INFO] finished tweaking git repo https://github.com/japaric/particle-tools
[INFO] tweaked toml for git repo https://github.com/japaric/particle-tools written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/japaric/particle-tools already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "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] 1378134333f9f39f8139c03fd5932437c03d8e416131ce6aed490d58fde7ce0a
[INFO] running `Command { std: "docker" "start" "-a" "1378134333f9f39f8139c03fd5932437c03d8e416131ce6aed490d58fde7ce0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1378134333f9f39f8139c03fd5932437c03d8e416131ce6aed490d58fde7ce0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1378134333f9f39f8139c03fd5932437c03d8e416131ce6aed490d58fde7ce0a", kill_on_drop: false }`
[INFO] [stdout] 1378134333f9f39f8139c03fd5932437c03d8e416131ce6aed490d58fde7ce0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10d8db18c6a3013816a609c5625027be94890375c815f817456c504f2cffdf88
[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" "10d8db18c6a3013816a609c5625027be94890375c815f817456c504f2cffdf88", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling typenum v1.5.2
[INFO] [stderr]     Checking odds v0.2.25
[INFO] [stderr]    Compiling gcc v0.3.46
[INFO] [stderr]     Checking byte-tools v0.1.3
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking bitflags v0.8.2
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]     Checking atty v0.2.2
[INFO] [stderr]     Checking crc v1.4.0
[INFO] [stderr]     Checking tempdir v0.3.5
[INFO] [stderr]     Checking clap v2.24.2
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking nodrop v0.1.9
[INFO] [stderr]    Compiling backtrace-sys v0.1.10
[INFO] [stderr]    Compiling backtrace v0.3.0
[INFO] [stderr]     Checking generic-array v0.7.2
[INFO] [stderr]     Checking digest v0.5.2
[INFO] [stderr]     Checking digest-buffer v0.3.1
[INFO] [stderr]     Checking sha2 v0.5.2
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking particle-tools v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Write` is imported redundantly
[INFO] [stdout]   --> src/bin/elf2bin.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::io::{Read, Write};
[INFO] [stdout]    |                     ----- the item `Write` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 28 |         use std::io::Write;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Write` is imported redundantly
[INFO] [stdout]   --> src/bin/elf2bin.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::io::{Read, Write};
[INFO] [stdout]    |                     ----- the item `Write` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 28 |         use std::io::Write;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.73s
[INFO] running `Command { std: "docker" "inspect" "10d8db18c6a3013816a609c5625027be94890375c815f817456c504f2cffdf88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10d8db18c6a3013816a609c5625027be94890375c815f817456c504f2cffdf88", kill_on_drop: false }`
[INFO] [stdout] 10d8db18c6a3013816a609c5625027be94890375c815f817456c504f2cffdf88