[INFO] cloning repository https://github.com/xnuk/libyaml
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xnuk/libyaml" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxnuk%2Flibyaml", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxnuk%2Flibyaml'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e1100c30e16ce07b6ce9cceea8e84066ee8ebcbb
[INFO] testing xnuk/libyaml against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxnuk%2Flibyaml" "/workspace/builds/worker-18/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-18/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xnuk/libyaml on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/xnuk/libyaml
[INFO] finished tweaking git repo https://github.com/xnuk/libyaml
[INFO] tweaked toml for git repo https://github.com/xnuk/libyaml written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] crate git repo https://github.com/xnuk/libyaml already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 01abfb19c777d9f3a37ed17fa9a4056267506057877de9c6fadb68805dd85f97
[INFO] running `Command { std: "docker" "start" "-a" "01abfb19c777d9f3a37ed17fa9a4056267506057877de9c6fadb68805dd85f97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01abfb19c777d9f3a37ed17fa9a4056267506057877de9c6fadb68805dd85f97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01abfb19c777d9f3a37ed17fa9a4056267506057877de9c6fadb68805dd85f97", kill_on_drop: false }`
[INFO] [stdout] 01abfb19c777d9f3a37ed17fa9a4056267506057877de9c6fadb68805dd85f97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebbf4092ca4c4fa8cdcb6c36a33569ae2f7ffe3312057c94f53f724717e8cebc
[INFO] running `Command { std: "docker" "start" "-a" "ebbf4092ca4c4fa8cdcb6c36a33569ae2f7ffe3312057c94f53f724717e8cebc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling anyhow v1.0.51
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling yam v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `style`
[INFO] [stdout]    --> src/structed.rs:123:19
[INFO] [stdout]     |
[INFO] [stdout] 123 |             Scalar(string, style, anchor, tt) => {
[INFO] [stdout]     |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_style`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tt`
[INFO] [stdout]    --> src/structed.rs:123:34
[INFO] [stdout]     |
[INFO] [stdout] 123 |             Scalar(string, style, anchor, tt) => {
[INFO] [stdout]     |                                           ^^ help: if this is intentional, prefix it with an underscore: `_tt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.31s
[INFO] running `Command { std: "docker" "inspect" "ebbf4092ca4c4fa8cdcb6c36a33569ae2f7ffe3312057c94f53f724717e8cebc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebbf4092ca4c4fa8cdcb6c36a33569ae2f7ffe3312057c94f53f724717e8cebc", kill_on_drop: false }`
[INFO] [stdout] ebbf4092ca4c4fa8cdcb6c36a33569ae2f7ffe3312057c94f53f724717e8cebc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 861efa54358cb798fff24e14c522e30848d5d09ee96108d05add21b7019f05c2
[INFO] running `Command { std: "docker" "start" "-a" "861efa54358cb798fff24e14c522e30848d5d09ee96108d05add21b7019f05c2", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `style`
[INFO] [stdout]    --> src/structed.rs:123:19
[INFO] [stdout]     |
[INFO] [stdout] 123 |             Scalar(string, style, anchor, tt) => {
[INFO] [stdout]     |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_style`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tt`
[INFO] [stdout]    --> src/structed.rs:123:34
[INFO] [stdout]     |
[INFO] [stdout] 123 |             Scalar(string, style, anchor, tt) => {
[INFO] [stdout]     |                                           ^^ help: if this is intentional, prefix it with an underscore: `_tt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling yam v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `style`
[INFO] [stdout]    --> src/structed.rs:123:19
[INFO] [stdout]     |
[INFO] [stdout] 123 |             Scalar(string, style, anchor, tt) => {
[INFO] [stdout]     |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_style`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tt`
[INFO] [stdout]    --> src/structed.rs:123:34
[INFO] [stdout]     |
[INFO] [stdout] 123 |             Scalar(string, style, anchor, tt) => {
[INFO] [stdout]     |                                           ^^ help: if this is intentional, prefix it with an underscore: `_tt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "861efa54358cb798fff24e14c522e30848d5d09ee96108d05add21b7019f05c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "861efa54358cb798fff24e14c522e30848d5d09ee96108d05add21b7019f05c2", kill_on_drop: false }`
[INFO] [stdout] 861efa54358cb798fff24e14c522e30848d5d09ee96108d05add21b7019f05c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 62a7c967264d43e52eb48b3bda8ab14ed92f6b16f0e580c2e44c873fb1645938
[INFO] running `Command { std: "docker" "start" "-a" "62a7c967264d43e52eb48b3bda8ab14ed92f6b16f0e580c2e44c873fb1645938", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `style`
[INFO] [stderr]    --> src/structed.rs:123:19
[INFO] [stderr]     |
[INFO] [stderr] 123 |             Scalar(string, style, anchor, tt) => {
[INFO] [stderr]     |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_style`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tt`
[INFO] [stderr]    --> src/structed.rs:123:34
[INFO] [stderr]     |
[INFO] [stderr] 123 |             Scalar(string, style, anchor, tt) => {
[INFO] [stderr]     |                                           ^^ help: if this is intentional, prefix it with an underscore: `_tt`
[INFO] [stderr] 
[INFO] [stderr] warning: `yam` (lib) generated 2 warnings
[INFO] [stderr] warning: `yam` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/yam-e98d1fe532041260)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test json::test::escape_test ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/yam-25e06d507967941b)
[INFO] [stdout] test streamed::test::parsing_test ... ok
[INFO] [stderr]    Doc-tests yam
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "62a7c967264d43e52eb48b3bda8ab14ed92f6b16f0e580c2e44c873fb1645938", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62a7c967264d43e52eb48b3bda8ab14ed92f6b16f0e580c2e44c873fb1645938", kill_on_drop: false }`
[INFO] [stdout] 62a7c967264d43e52eb48b3bda8ab14ed92f6b16f0e580c2e44c873fb1645938