[INFO] fetching crate compacto 1.0.2...
[INFO] testing compacto-1.0.2 against 1.59.0 for beta-1.60-1
[INFO] extracting crate compacto 1.0.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate compacto 1.0.2 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate compacto 1.0.2
[INFO] finished tweaking crates.io crate compacto 1.0.2
[INFO] tweaked toml for crates.io crate compacto 1.0.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate compacto 1.0.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b76a4d8ed5a277be612c73371b775a22b11daa1f84e62cfd7202ac8d376e7dbe
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b76a4d8ed5a277be612c73371b775a22b11daa1f84e62cfd7202ac8d376e7dbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b76a4d8ed5a277be612c73371b775a22b11daa1f84e62cfd7202ac8d376e7dbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b76a4d8ed5a277be612c73371b775a22b11daa1f84e62cfd7202ac8d376e7dbe", kill_on_drop: false }`
[INFO] [stdout] b76a4d8ed5a277be612c73371b775a22b11daa1f84e62cfd7202ac8d376e7dbe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b5cb2860b9e34f04ab0cf709899c3f3e3ece7a8ef17f64c2bef49a188d93d253
[INFO] running `Command { std: "docker" "start" "-a" "b5cb2860b9e34f04ab0cf709899c3f3e3ece7a8ef17f64c2bef49a188d93d253", kill_on_drop: false }`
[INFO] [stderr]    Compiling ryu v1.0.6
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling seahash v4.1.0
[INFO] [stderr]    Compiling compacto v1.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `output`
[INFO] [stdout]   --> src/compress.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     output: Value,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `output`
[INFO] [stdout]  --> src/decompress.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     output: Value,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.08s
[INFO] running `Command { std: "docker" "inspect" "b5cb2860b9e34f04ab0cf709899c3f3e3ece7a8ef17f64c2bef49a188d93d253", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5cb2860b9e34f04ab0cf709899c3f3e3ece7a8ef17f64c2bef49a188d93d253", kill_on_drop: false }`
[INFO] [stdout] b5cb2860b9e34f04ab0cf709899c3f3e3ece7a8ef17f64c2bef49a188d93d253
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a10340d943887e12c45b9bd2fce3a6d8cdc946240e7227e7af40d8aa720b8cbe
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a10340d943887e12c45b9bd2fce3a6d8cdc946240e7227e7af40d8aa720b8cbe", kill_on_drop: false }`
[INFO] [stdout] warning: field is never read: `output`
[INFO] [stdout]   --> src/compress.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     output: Value,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `output`
[INFO] [stdout]  --> src/decompress.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     output: Value,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling compacto v1.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: couldn't read src/../../samples/test-samples/output.json: No such file or directory (os error 2)
[INFO] [stdout]    --> src/decompress.rs:126:33
[INFO] [stdout]     |
[INFO] [stdout] 126 |     const OUTPUT_SAMPLE: &str = include_str!("../../samples/test-samples/output.json");
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `include_str` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read src/../../samples/test-samples/input.json: No such file or directory (os error 2)
[INFO] [stdout]    --> src/decompress.rs:127:32
[INFO] [stdout]     |
[INFO] [stdout] 127 |     const INPUT_SAMPLE: &str = include_str!("../../samples/test-samples/input.json");
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `include_str` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `compacto` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "a10340d943887e12c45b9bd2fce3a6d8cdc946240e7227e7af40d8aa720b8cbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a10340d943887e12c45b9bd2fce3a6d8cdc946240e7227e7af40d8aa720b8cbe", kill_on_drop: false }`
[INFO] [stdout] a10340d943887e12c45b9bd2fce3a6d8cdc946240e7227e7af40d8aa720b8cbe