[INFO] cloning repository https://github.com/chmielulu/rust-8-2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chmielulu/rust-8-2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchmielulu%2Frust-8-2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchmielulu%2Frust-8-2'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchmielulu%2Frust-8-2/info/: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/chmielulu/rust-8-2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chmielulu/rust-8-2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchmielulu%2Frust-8-2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchmielulu%2Frust-8-2'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchmielulu%2Frust-8-2: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 2)
[INFO] cloning repository https://github.com/chmielulu/rust-8-2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chmielulu/rust-8-2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchmielulu%2Frust-8-2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchmielulu%2Frust-8-2'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchmielulu%2Frust-8-2: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 3)
[INFO] cloning repository https://github.com/chmielulu/rust-8-2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chmielulu/rust-8-2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchmielulu%2Frust-8-2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchmielulu%2Frust-8-2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e1bcc5996962e799d140f471126d14999134021a
[INFO] checking chmielulu/rust-8-2 against try#0e1f5e292c80a395d02835ac656d141e992caf89 for pr-145605
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchmielulu%2Frust-8-2" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] error: copy-fd: write returned: No space left on device
[INFO] [stderr] fatal: cannot copy '/usr/share/git-core/templates/hooks/sendemail-validate.sample' to '/workspace/builds/worker-7-tc2/source/.git/hooks/sendemail-validate.sample': No space left on device
[INFO] checking chmielulu/rust-8-2 against try#0e1f5e292c80a395d02835ac656d141e992caf89 for pr-145605
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchmielulu%2Frust-8-2" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] [stderr] error: unable to create directory for '/workspace/builds/worker-7-tc2/source/.git/logs/refs/remotes/origin/HEAD': No such file or directory
[INFO] [stderr] error: unable to write symref for refs/remotes/origin/HEAD: No space left on device
[INFO] [stderr] fatal: unable to update refs/remotes/origin/HEAD
[INFO] checking chmielulu/rust-8-2 against try#0e1f5e292c80a395d02835ac656d141e992caf89 for pr-145605
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchmielulu%2Frust-8-2" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/chmielulu/rust-8-2
[INFO] finished tweaking git repo https://github.com/chmielulu/rust-8-2
[INFO] tweaked toml for git repo https://github.com/chmielulu/rust-8-2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/chmielulu/rust-8-2 on toolchain 0e1f5e292c80a395d02835ac656d141e992caf89
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0e1f5e292c80a395d02835ac656d141e992caf89" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/chmielulu/rust-8-2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0e1f5e292c80a395d02835ac656d141e992caf89" "fetch" "--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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+0e1f5e292c80a395d02835ac656d141e992caf89" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/3cbf00b53eca8ef5c6bf748b40e26aa5a23aef5044eeb8c57e4d1e594cf087e5/diff: no space left on device
[INFO] checking chmielulu/rust-8-2 against try#0e1f5e292c80a395d02835ac656d141e992caf89 for pr-145605
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchmielulu%2Frust-8-2" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/chmielulu/rust-8-2
[INFO] finished tweaking git repo https://github.com/chmielulu/rust-8-2
[INFO] tweaked toml for git repo https://github.com/chmielulu/rust-8-2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/chmielulu/rust-8-2 on toolchain 0e1f5e292c80a395d02835ac656d141e992caf89
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0e1f5e292c80a395d02835ac656d141e992caf89" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/chmielulu/rust-8-2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0e1f5e292c80a395d02835ac656d141e992caf89" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+0e1f5e292c80a395d02835ac656d141e992caf89" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 437293851b07db03e576113fd0a8267d1b8ff21b7f74bef2110b0f52ae61f8f2
[INFO] running `Command { std: "docker" "start" "-a" "437293851b07db03e576113fd0a8267d1b8ff21b7f74bef2110b0f52ae61f8f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "437293851b07db03e576113fd0a8267d1b8ff21b7f74bef2110b0f52ae61f8f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "437293851b07db03e576113fd0a8267d1b8ff21b7f74bef2110b0f52ae61f8f2", kill_on_drop: false }`
[INFO] [stdout] 437293851b07db03e576113fd0a8267d1b8ff21b7f74bef2110b0f52ae61f8f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+0e1f5e292c80a395d02835ac656d141e992caf89" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1026b1ff9b96f6175cca03543b904155199729c4c77bf9682908362d33a85ecb
[INFO] running `Command { std: "docker" "start" "-a" "1026b1ff9b96f6175cca03543b904155199729c4c77bf9682908362d33a85ecb", kill_on_drop: false }`
[INFO] [stderr]     Checking rust-8-2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `new_word` is never read
[INFO] [stdout]   --> src/main.rs:11:17
[INFO] [stdout]    |
[INFO] [stdout] 11 |         let mut new_word = String::new();
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `new_word` is never read
[INFO] [stdout]   --> src/main.rs:11:17
[INFO] [stdout]    |
[INFO] [stdout] 11 |         let mut new_word = String::new();
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "1026b1ff9b96f6175cca03543b904155199729c4c77bf9682908362d33a85ecb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1026b1ff9b96f6175cca03543b904155199729c4c77bf9682908362d33a85ecb", kill_on_drop: false }`
[INFO] [stdout] 1026b1ff9b96f6175cca03543b904155199729c4c77bf9682908362d33a85ecb