[INFO] cloning repository https://github.com/komkomh/hello_rust_world
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/komkomh/hello_rust_world" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkomkomh%2Fhello_rust_world", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkomkomh%2Fhello_rust_world'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1ec8c1669ad4920123aa7701398507f5969f0381
[INFO] testing komkomh/hello_rust_world against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkomkomh%2Fhello_rust_world" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/komkomh/hello_rust_world
[INFO] finished tweaking git repo https://github.com/komkomh/hello_rust_world
[INFO] tweaked toml for git repo https://github.com/komkomh/hello_rust_world written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/komkomh/hello_rust_world on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/komkomh/hello_rust_world 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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rdrand v0.4.0
[INFO] [stderr]   Downloaded fuchsia-zircon v0.3.3
[INFO] [stderr]   Downloaded fuchsia-zircon-sys v0.3.3
[INFO] [stderr]   Downloaded rand_core v0.3.0
[INFO] [stderr]   Downloaded rand v0.3.22
[INFO] [stderr]   Downloaded rand v0.4.4
[INFO] [stderr]   Downloaded bitflags v1.0.4
[INFO] [stderr]   Downloaded libc v0.2.46
[INFO] [stderr]   Downloaded winapi v0.3.6
[INFO] [stderr]   Downloaded winapi-x86_64-pc-windows-gnu v0.4.0
[INFO] [stderr]   Downloaded winapi-i686-pc-windows-gnu v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d9e0ebbcb3f4f0b188c158503512c876087528a69e896dc8f1b55198c0d03a6a
[INFO] running `Command { std: "docker" "start" "-a" "d9e0ebbcb3f4f0b188c158503512c876087528a69e896dc8f1b55198c0d03a6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9e0ebbcb3f4f0b188c158503512c876087528a69e896dc8f1b55198c0d03a6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9e0ebbcb3f4f0b188c158503512c876087528a69e896dc8f1b55198c0d03a6a", kill_on_drop: false }`
[INFO] [stdout] d9e0ebbcb3f4f0b188c158503512c876087528a69e896dc8f1b55198c0d03a6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00da3dcb467c6aa34511cb18819617d10cc1b0dfb02af04006fdd7fce51e82a7
[INFO] running `Command { std: "docker" "start" "-a" "00da3dcb467c6aa34511cb18819617d10cc1b0dfb02af04006fdd7fce51e82a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.46
[INFO] [stderr]    Compiling rand v0.4.4
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling hello_rust_world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/bin/no795.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |         n: String,
[INFO] [stdout]    |         ^
[INFO] [stdout]    |
[INFO] [stdout] help: `n` is captured in macro and introduced a unused variable
[INFO] [stdout]   --> src/bin/no795.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |           let $var = read_value!($next, $t);
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 55 | /     input! {
[INFO] [stdout] 56 | |         n: String,
[INFO] [stdout] 57 | |         m: String,
[INFO] [stdout] 58 | |     }
[INFO] [stdout]    | |_____- in this macro invocation
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `input_inner` which comes from the expansion of the macro `input` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]   --> src/bin/no795.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 |         m: String,
[INFO] [stdout]    |         ^
[INFO] [stdout]    |
[INFO] [stdout] help: `m` is captured in macro and introduced a unused variable
[INFO] [stdout]   --> src/bin/no795.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |           let $var = read_value!($next, $t);
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 55 | /     input! {
[INFO] [stdout] 56 | |         n: String,
[INFO] [stdout] 57 | |         m: String,
[INFO] [stdout] 58 | |     }
[INFO] [stdout]    | |_____- in this macro invocation
[INFO] [stdout]    = note: this warning originates in the macro `input_inner` which comes from the expansion of the macro `input` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_score` is never used
[INFO] [stdout]   --> src/reversi/hairetsu7_points.rs:87:4
[INFO] [stdout]    |
[INFO] [stdout] 87 | fn get_score(ban: [[i8; BAN_SIZE]; BAN_SIZE], stone_color: i8) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/reversi/client.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/reversi/client.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut ban = create_ban();
[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: constant `SEARCH_DEPTH` is never used
[INFO] [stdout]  --> src/reversi/client.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | const SEARCH_DEPTH: usize = 5;
[INFO] [stdout]   |       ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `value_of` and `reverse` are never used
[INFO] [stdout]    --> src/reversi/client.rs:107:8
[INFO] [stdout]     |
[INFO] [stdout] 106 | impl Stone {
[INFO] [stdout]     | ---------- associated items in this implementation
[INFO] [stdout] 107 |     fn value_of(v: i8) -> Option<Stone> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 115 |     fn reverse(&self) -> Stone {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_stones`, `get_score`, `change_teban`, `put_stone`, and `get_reverse_positions` are never used
[INFO] [stdout]    --> src/reversi/client.rs:205:8
[INFO] [stdout]     |
[INFO] [stdout] 136 | impl Ban {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 205 |     fn get_stones(&self) -> Vec<Stone> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 214 |     fn get_score(&self) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 239 |     fn change_teban(&self) -> Ban {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 247 |     fn put_stone(&self, point: (usize, usize)) -> Ban {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 279 |     fn get_reverse_positions(&self, position: (usize, usize),
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `value_of` is never used
[INFO] [stdout]    --> src/reversi/client2.rs:113:8
[INFO] [stdout]     |
[INFO] [stdout] 112 | impl Stone {
[INFO] [stdout]     | ---------- associated function in this implementation
[INFO] [stdout] 113 |     fn value_of(v: i8) -> Option<Stone> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_score` is never used
[INFO] [stdout]   --> src/reversi/hairetsu8_reverse.rs:82:4
[INFO] [stdout]    |
[INFO] [stdout] 82 | fn get_score(ban: [[i8; BAN_SIZE]; BAN_SIZE], stone_color: i8) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `borrow1` is never used
[INFO] [stdout]   --> src/bin/borrow_sample.rs:30:4
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn borrow1(vec: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `borrow2` is never used
[INFO] [stdout]   --> src/bin/borrow_sample.rs:36:4
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn borrow2(vec: &Vec<i32>) {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: failed to write `/opt/rustwide/target/debug/.fingerprint/hello_rust_world-a88574576468339e/bin-reversi_hairetsu8_reverse`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] rustc-LLVM ERROR: IO failure on output stream: No space left on device
[INFO] [stderr] error: could not compile `hello_rust_world` (bin "no597")
[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/d98a5da813da67eb189387b8ccfb73cf481275d8/bin/rustc --crate-name no597 --edition=2018 src/bin/no597.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=d6be274267ceb4c6 -C extra-filename=-3af9da22da99ae3a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern rand=/opt/rustwide/target/debug/deps/librand-2e17beb89d4d35aa.rlib --cap-lints=forbid -Copt-level=3` (exit status: 101)
[INFO] [stderr] rustc-LLVM ERROR: IO failure on output stream: No space left on device
[INFO] [stderr] error: could not compile `hello_rust_world` (bin "no809")
[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/d98a5da813da67eb189387b8ccfb73cf481275d8/bin/rustc --crate-name no809 --edition=2018 src/bin/no809.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=1303d9bbf77e9629 -C extra-filename=-8a4c82ad0c9cf05e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern rand=/opt/rustwide/target/debug/deps/librand-2e17beb89d4d35aa.rlib --cap-lints=forbid -Copt-level=3` (exit status: 101)
[INFO] [stderr] rustc-LLVM ERROR: IO failure on output stream: No space left on device
[INFO] [stderr] error: could not compile `hello_rust_world` (bin "no729")
[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/d98a5da813da67eb189387b8ccfb73cf481275d8/bin/rustc --crate-name no729 --edition=2018 src/bin/no729.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=723980552c8c5c2e -C extra-filename=-b3821215aea272a2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern rand=/opt/rustwide/target/debug/deps/librand-2e17beb89d4d35aa.rlib --cap-lints=forbid -Copt-level=3` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "00da3dcb467c6aa34511cb18819617d10cc1b0dfb02af04006fdd7fce51e82a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00da3dcb467c6aa34511cb18819617d10cc1b0dfb02af04006fdd7fce51e82a7", kill_on_drop: false }`
[INFO] [stdout] 00da3dcb467c6aa34511cb18819617d10cc1b0dfb02af04006fdd7fce51e82a7
