[INFO] cloning repository https://github.com/redox-os/redoxer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/redox-os/redoxer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fredox-os%2Fredoxer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fredox-os%2Fredoxer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7bc65d4197e44077274394e403c6373a9903f992
[INFO] checking redox-os/redoxer against master#11ebe6512b4c77633c59f8dcdd421df3b79d1a9f for pr-103872
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fredox-os%2Fredoxer" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/redox-os/redoxer on toolchain 11ebe6512b4c77633c59f8dcdd421df3b79d1a9f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+11ebe6512b4c77633c59f8dcdd421df3b79d1a9f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/redox-os/redoxer
[INFO] finished tweaking git repo https://github.com/redox-os/redoxer
[INFO] tweaked toml for git repo https://github.com/redox-os/redoxer written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/redox-os/redoxer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+11ebe6512b4c77633c59f8dcdd421df3b79d1a9f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded argon2 v0.3.4
[INFO] [stderr]   Downloaded bidir-map v0.6.0
[INFO] [stderr]   Downloaded arg_parser v0.1.0
[INFO] [stderr]   Downloaded redox_pkgutils v0.1.6
[INFO] [stderr]   Downloaded redox_liner v0.5.1
[INFO] [stderr]   Downloaded pkgar v0.1.9
[INFO] [stderr]   Downloaded partition-identity v0.2.8
[INFO] [stderr]   Downloaded memsec v0.6.2
[INFO] [stderr]   Downloaded proc-mounts v0.2.4
[INFO] [stderr]   Downloaded redox_installer v0.2.10
[INFO] [stderr]   Downloaded redox_simple_endian v0.2.1
[INFO] [stderr]   Downloaded redoxfs v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+11ebe6512b4c77633c59f8dcdd421df3b79d1a9f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3dcb6b8cf988d2559280b5f02f00770f3b3da5faaa8403e688ea988e78361ab5
[INFO] running `Command { std: "docker" "start" "-a" "3dcb6b8cf988d2559280b5f02f00770f3b3da5faaa8403e688ea988e78361ab5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3dcb6b8cf988d2559280b5f02f00770f3b3da5faaa8403e688ea988e78361ab5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dcb6b8cf988d2559280b5f02f00770f3b3da5faaa8403e688ea988e78361ab5", kill_on_drop: false }`
[INFO] [stdout] 3dcb6b8cf988d2559280b5f02f00770f3b3da5faaa8403e688ea988e78361ab5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "RUSTDOCFLAGS=--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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+11ebe6512b4c77633c59f8dcdd421df3b79d1a9f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63c6f1dd9fc41b102a3433da30b2736a2d745d9b787f20bcb032e7b2436eb3a6
[INFO] running `Command { std: "docker" "start" "-a" "63c6f1dd9fc41b102a3433da30b2736a2d745d9b787f20bcb032e7b2436eb3a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.134
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[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking traitobject v0.1.0
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[INFO] [stderr]     Checking cipher v0.3.0
[INFO] [stderr]    Compiling err-derive v0.2.4
[INFO] [stderr]     Checking seckey v0.11.2
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
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[INFO] [stderr]     Checking rle-decode-fast v1.0.3
[INFO] [stderr]     Checking keccak v0.1.2
[INFO] [stderr]    Compiling redox_pkgutils v0.1.6
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking bytecount v0.6.3
[INFO] [stderr]     Checking argon2 v0.3.4
[INFO] [stderr]     Checking libflate v0.1.27
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
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[INFO] [stderr]     Checking tar v0.4.38
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]     Checking pbr v1.0.4
[INFO] [stderr]     Checking redox_liner v0.5.1
[INFO] [stderr]     Checking blake2b_simd v0.5.11
[INFO] [stderr]     Checking redox_syscall v0.2.16
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking ordermap v0.2.13
[INFO] [stderr]     Checking seahash v4.1.0
[INFO] [stderr]     Checking bidir-map v0.6.0
[INFO] [stderr]     Checking version-compare v0.0.10
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking redox_simple_endian v0.2.1
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking arg_parser v0.1.0
[INFO] [stderr]     Checking fastrand v1.8.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking rust-argon2 v0.8.3
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking env_logger v0.9.1
[INFO] [stderr]     Checking redoxfs v0.5.1
[INFO] [stderr]     Checking webpki v0.18.1
[INFO] [stderr]     Checking sct v0.4.0
[INFO] [stderr]     Checking webpki-roots v0.15.0
[INFO] [stderr]     Checking rustls v0.13.1
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking partition-identity v0.2.8
[INFO] [stderr]     Checking proc-mounts v0.2.4
[INFO] [stderr]     Checking hyper-rustls v0.6.2
[INFO] [stderr]     Checking toml v0.5.9
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking sodiumoxide v0.2.6
[INFO] [stderr]     Checking pkgar-keys v0.1.0
[INFO] [stderr]     Checking pkgar-core v0.1.0
[INFO] [stderr]     Checking pkgar v0.1.9
[INFO] [stderr]     Checking redox_installer v0.2.10
[INFO] [stderr]     Checking redoxer v0.2.27 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/exec.rs:164:17
[INFO] [stdout]     |
[INFO] [stdout] 164 |             let mut end_block = tx.header.size() / BLOCK_SIZE;
[INFO] [stdout]     |                 ----^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/exec.rs:164:17
[INFO] [stdout]     |
[INFO] [stdout] 164 |             let mut end_block = tx.header.size() / BLOCK_SIZE;
[INFO] [stdout]     |                 ----^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` 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 28.81s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: traitobject v0.1.0
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "63c6f1dd9fc41b102a3433da30b2736a2d745d9b787f20bcb032e7b2436eb3a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63c6f1dd9fc41b102a3433da30b2736a2d745d9b787f20bcb032e7b2436eb3a6", kill_on_drop: false }`
[INFO] [stdout] 63c6f1dd9fc41b102a3433da30b2736a2d745d9b787f20bcb032e7b2436eb3a6