[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#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaparic%2Fparticle-tools" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/japaric/particle-tools on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", 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-14/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" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 64bccba5a369f70e1792cb3a2701323f7f70f15cf9a9fd3279bb0ca2410f4dc8
[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" "64bccba5a369f70e1792cb3a2701323f7f70f15cf9a9fd3279bb0ca2410f4dc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64bccba5a369f70e1792cb3a2701323f7f70f15cf9a9fd3279bb0ca2410f4dc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64bccba5a369f70e1792cb3a2701323f7f70f15cf9a9fd3279bb0ca2410f4dc8", kill_on_drop: false }`
[INFO] [stdout] 64bccba5a369f70e1792cb3a2701323f7f70f15cf9a9fd3279bb0ca2410f4dc8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15e183af6ea550ee342a4f6fe3da4f606994ff203ffb9eed2a52a5a8af17175e
[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" "15e183af6ea550ee342a4f6fe3da4f606994ff203ffb9eed2a52a5a8af17175e", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling typenum v1.5.2
[INFO] [stderr]    Compiling gcc v0.3.46
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking byte-tools v0.1.3
[INFO] [stderr]     Checking bitflags v0.8.2
[INFO] [stderr]     Checking unicode-segmentation v1.1.0
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking nodrop v0.1.9
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]     Checking atty v0.2.2
[INFO] [stderr]     Checking crc v1.4.0
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking clap v2.24.2
[INFO] [stderr]    Compiling backtrace v0.3.0
[INFO] [stderr]     Checking tempdir v0.3.5
[INFO] [stderr]    Compiling backtrace-sys v0.1.10
[INFO] [stderr]     Checking generic-array v0.7.2
[INFO] [stderr]     Checking digest-buffer v0.3.1
[INFO] [stderr]     Checking digest v0.5.2
[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 32.77s
[INFO] running `Command { std: "docker" "inspect" "15e183af6ea550ee342a4f6fe3da4f606994ff203ffb9eed2a52a5a8af17175e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15e183af6ea550ee342a4f6fe3da4f606994ff203ffb9eed2a52a5a8af17175e", kill_on_drop: false }`
[INFO] [stdout] 15e183af6ea550ee342a4f6fe3da4f606994ff203ffb9eed2a52a5a8af17175e