[INFO] cloning repository https://github.com/jancoufal/hello_cargo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jancoufal/hello_cargo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjancoufal%2Fhello_cargo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjancoufal%2Fhello_cargo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 941af2efd89b856dd7ed5b318b93ff281aa2aef3
[INFO] testing jancoufal/hello_cargo against master#9e136a30a965bf4e63f03095c57df7257bf96fd6 for pr-134530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjancoufal%2Fhello_cargo" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jancoufal/hello_cargo on toolchain 9e136a30a965bf4e63f03095c57df7257bf96fd6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jancoufal/hello_cargo
[INFO] finished tweaking git repo https://github.com/jancoufal/hello_cargo
[INFO] tweaked toml for git repo https://github.com/jancoufal/hello_cargo written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jancoufal/hello_cargo 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" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7587f1a341194969c5b5302e06c84ca200025509e2461d907ff497d4ef82ef64
[INFO] running `Command { std: "docker" "start" "-a" "7587f1a341194969c5b5302e06c84ca200025509e2461d907ff497d4ef82ef64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7587f1a341194969c5b5302e06c84ca200025509e2461d907ff497d4ef82ef64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7587f1a341194969c5b5302e06c84ca200025509e2461d907ff497d4ef82ef64", kill_on_drop: false }`
[INFO] [stdout] 7587f1a341194969c5b5302e06c84ca200025509e2461d907ff497d4ef82ef64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4def1c0a028b25ce99de36e752f2b118ea72594a020e698a5c4276d7e4ed93f7
[INFO] running `Command { std: "docker" "start" "-a" "4def1c0a028b25ce99de36e752f2b118ea72594a020e698a5c4276d7e4ed93f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling hello_cargo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `y` and `z` are never read
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | struct Point3D {
[INFO] [stdout]    |        ------- fields in this struct
[INFO] [stdout] 9  |     x: i32,
[INFO] [stdout] 10 |     y: i32,
[INFO] [stdout]    |     ^
[INFO] [stdout] 11 |     z: i32,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Point3D` 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Rgb` is never constructed
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | enum Color {
[INFO] [stdout]    |      ----- variant in this enum
[INFO] [stdout] 16 |     Rgb(i32, i32, i32),
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Color` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Quit`, `Move`, and `Write` are never constructed
[INFO] [stdout]   --> src/main.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | enum Message {
[INFO] [stdout]    |      ------- variants in this enum
[INFO] [stdout] 22 |     Quit,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 23 |     Move { x: i32, y: i32 },
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 24 |     Write(String),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.05s
[INFO] running `Command { std: "docker" "inspect" "4def1c0a028b25ce99de36e752f2b118ea72594a020e698a5c4276d7e4ed93f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4def1c0a028b25ce99de36e752f2b118ea72594a020e698a5c4276d7e4ed93f7", kill_on_drop: false }`
[INFO] [stdout] 4def1c0a028b25ce99de36e752f2b118ea72594a020e698a5c4276d7e4ed93f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a65c6ea69d896715076fca571400b74249ed16d0701c2135cbc85789915e2776
[INFO] running `Command { std: "docker" "start" "-a" "a65c6ea69d896715076fca571400b74249ed16d0701c2135cbc85789915e2776", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_cargo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `y` and `z` are never read
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | struct Point3D {
[INFO] [stdout]    |        ------- fields in this struct
[INFO] [stdout] 9  |     x: i32,
[INFO] [stdout] 10 |     y: i32,
[INFO] [stdout]    |     ^
[INFO] [stdout] 11 |     z: i32,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Point3D` 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] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hello_cargo` (bin "hello_cargo" test); 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to parse process output: `/opt/rustwide/rustup-home/toolchains/9e136a30a965bf4e63f03095c57df7257bf96fd6/bin/rustc --crate-name hello_cargo --edition=2021 src/main.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values())' -C metadata=ee7f324c04c319ea -C extra-filename=-03f3834441600c16 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern log=/opt/rustwide/target/debug/deps/liblog-5fb51f756c1191b0.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-8dcac090fbd3226d.rlib --cap-lints=forbid` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "a65c6ea69d896715076fca571400b74249ed16d0701c2135cbc85789915e2776", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a65c6ea69d896715076fca571400b74249ed16d0701c2135cbc85789915e2776", kill_on_drop: false }`
[INFO] [stdout] a65c6ea69d896715076fca571400b74249ed16d0701c2135cbc85789915e2776