[INFO] cloning repository https://github.com/josemasar/rust-learning-path
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/josemasar/rust-learning-path" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjosemasar%2Frust-learning-path", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjosemasar%2Frust-learning-path'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 62a19e0c5c687a5f96d4afffd4a8782a5ed80d3e
[INFO] checking josemasar/rust-learning-path against try#b2fb67b8b6007ced9ad3f3b752a6fec899e7859c for pr-138915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjosemasar%2Frust-learning-path" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] fatal: could not create work tree dir '/workspace/builds/worker-4-tc2/source': No space left on device
[INFO] checking josemasar/rust-learning-path against try#b2fb67b8b6007ced9ad3f3b752a6fec899e7859c for pr-138915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjosemasar%2Frust-learning-path" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] fatal: could not create work tree dir '/workspace/builds/worker-4-tc2/source': No space left on device
[INFO] checking josemasar/rust-learning-path against try#b2fb67b8b6007ced9ad3f3b752a6fec899e7859c for pr-138915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjosemasar%2Frust-learning-path" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] [stderr] error: unable to append to '/workspace/builds/worker-4-tc2/source/.git/logs/refs/remotes/origin/HEAD': No space left on device
[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 josemasar/rust-learning-path against try#b2fb67b8b6007ced9ad3f3b752a6fec899e7859c for pr-138915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjosemasar%2Frust-learning-path" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] [stderr] error: failed to write new configuration file /workspace/builds/worker-4-tc2/source/.git/config.lock
[INFO] [stderr] error: failed to write new configuration file /workspace/builds/worker-4-tc2/source/.git/config.lock
[INFO] validating manifest of git repo https://github.com/josemasar/rust-learning-path on toolchain b2fb67b8b6007ced9ad3f3b752a6fec899e7859c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b2fb67b8b6007ced9ad3f3b752a6fec899e7859c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/josemasar/rust-learning-path
[INFO] finished tweaking git repo https://github.com/josemasar/rust-learning-path
[INFO] tweaked toml for git repo https://github.com/josemasar/rust-learning-path written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/josemasar/rust-learning-path 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" "+b2fb67b8b6007ced9ad3f3b752a6fec899e7859c" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+b2fb67b8b6007ced9ad3f3b752a6fec899e7859c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 28a59a69384d3a5bac86482dde20967365731872738e538fb8d517bab99a48fa
[INFO] running `Command { std: "docker" "start" "-a" "28a59a69384d3a5bac86482dde20967365731872738e538fb8d517bab99a48fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28a59a69384d3a5bac86482dde20967365731872738e538fb8d517bab99a48fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28a59a69384d3a5bac86482dde20967365731872738e538fb8d517bab99a48fa", kill_on_drop: false }`
[INFO] [stdout] 28a59a69384d3a5bac86482dde20967365731872738e538fb8d517bab99a48fa
[INFO] checking josemasar/rust-learning-path against try#b2fb67b8b6007ced9ad3f3b752a6fec899e7859c for pr-138915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjosemasar%2Frust-learning-path" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/josemasar/rust-learning-path on toolchain b2fb67b8b6007ced9ad3f3b752a6fec899e7859c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b2fb67b8b6007ced9ad3f3b752a6fec899e7859c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/josemasar/rust-learning-path
[INFO] finished tweaking git repo https://github.com/josemasar/rust-learning-path
[INFO] tweaked toml for git repo https://github.com/josemasar/rust-learning-path written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/josemasar/rust-learning-path 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" "+b2fb67b8b6007ced9ad3f3b752a6fec899e7859c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+b2fb67b8b6007ced9ad3f3b752a6fec899e7859c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 705ce930206aa7ffca6a071bf6faf0c41fd234ca29e768d26ce6c7b8988d08db
[INFO] running `Command { std: "docker" "start" "-a" "705ce930206aa7ffca6a071bf6faf0c41fd234ca29e768d26ce6c7b8988d08db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "705ce930206aa7ffca6a071bf6faf0c41fd234ca29e768d26ce6c7b8988d08db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "705ce930206aa7ffca6a071bf6faf0c41fd234ca29e768d26ce6c7b8988d08db", kill_on_drop: false }`
[INFO] [stdout] 705ce930206aa7ffca6a071bf6faf0c41fd234ca29e768d26ce6c7b8988d08db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+b2fb67b8b6007ced9ad3f3b752a6fec899e7859c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 711f734581c4278094a097b02b633a5cf84dfd60bb2668c9c3bf369505b1aea0
[INFO] running `Command { std: "docker" "start" "-a" "711f734581c4278094a097b02b633a5cf84dfd60bb2668c9c3bf369505b1aea0", kill_on_drop: false }`
[INFO] [stderr]     Checking hello-cargo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/main.rs:81:28
[INFO] [stdout]    |
[INFO] [stdout] 81 |     enum WebEvent { WELoad(bool), WEClick(MouseClick), WEKeys(KeyPress) }
[INFO] [stdout]    |                     ------ ^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `WebEvent` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 81 -     enum WebEvent { WELoad(bool), WEClick(MouseClick), WEKeys(KeyPress) }
[INFO] [stdout] 81 +     enum WebEvent { WELoad(()), WEClick(MouseClick), WEKeys(KeyPress) }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/main.rs:81:43
[INFO] [stdout]    |
[INFO] [stdout] 81 |     enum WebEvent { WELoad(bool), WEClick(MouseClick), WEKeys(KeyPress) }
[INFO] [stdout]    |                                   ------- ^^^^^^^^^^
[INFO] [stdout]    |                                   |
[INFO] [stdout]    |                                   field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `WebEvent` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 81 -     enum WebEvent { WELoad(bool), WEClick(MouseClick), WEKeys(KeyPress) }
[INFO] [stdout] 81 +     enum WebEvent { WELoad(bool), WEClick(()), WEKeys(KeyPress) }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/main.rs:81:63
[INFO] [stdout]    |
[INFO] [stdout] 81 |     enum WebEvent { WELoad(bool), WEClick(MouseClick), WEKeys(KeyPress) }
[INFO] [stdout]    |                                                        ------ ^^^^^^^^
[INFO] [stdout]    |                                                        |
[INFO] [stdout]    |                                                        field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `WebEvent` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 81 -     enum WebEvent { WELoad(bool), WEClick(MouseClick), WEKeys(KeyPress) }
[INFO] [stdout] 81 +     enum WebEvent { WELoad(bool), WEClick(MouseClick), WEKeys(()) }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "711f734581c4278094a097b02b633a5cf84dfd60bb2668c9c3bf369505b1aea0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "711f734581c4278094a097b02b633a5cf84dfd60bb2668c9c3bf369505b1aea0", kill_on_drop: false }`
[INFO] [stdout] 711f734581c4278094a097b02b633a5cf84dfd60bb2668c9c3bf369505b1aea0