[INFO] fetching crate plotsweep 0.1.0...
[INFO] testing plotsweep-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate plotsweep 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate plotsweep 0.1.0
[INFO] finished tweaking crates.io crate plotsweep 0.1.0
[INFO] tweaked toml for crates.io crate plotsweep 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate plotsweep 0.1.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate plotsweep 0.1.0 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1644492cef1b37cb76a54c73e19e9225a4fd42e890e745a11c2aeaaa598e40d
[INFO] running `Command { std: "docker" "start" "-a" "e1644492cef1b37cb76a54c73e19e9225a4fd42e890e745a11c2aeaaa598e40d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1644492cef1b37cb76a54c73e19e9225a4fd42e890e745a11c2aeaaa598e40d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1644492cef1b37cb76a54c73e19e9225a4fd42e890e745a11c2aeaaa598e40d", kill_on_drop: false }`
[INFO] [stdout] e1644492cef1b37cb76a54c73e19e9225a4fd42e890e745a11c2aeaaa598e40d
[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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43dfb7731ea0ee15edcefba4821b0c90c4c18669aa38d20aef5c36e29863920b
[INFO] running `Command { std: "docker" "start" "-a" "43dfb7731ea0ee15edcefba4821b0c90c4c18669aa38d20aef5c36e29863920b", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
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[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
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[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling memchr v2.3.4
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[INFO] [stderr]    Compiling color_quant v1.1.0
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[INFO] [stderr]    Compiling ordered-float v1.1.1
[INFO] [stderr]    Compiling chrono v0.4.19
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[INFO] [stderr]    Compiling image v0.22.5
[INFO] [stderr]    Compiling plotters-bitmap v0.3.0
[INFO] [stderr]    Compiling plotters v0.3.0
[INFO] [stderr]    Compiling bstr v0.2.15
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling plotsweep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `num_samples` is never read
[INFO] [stdout]   --> src/csv.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct Record {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub num_samples: u32,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Record` 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]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.51s
[INFO] running `Command { std: "docker" "inspect" "43dfb7731ea0ee15edcefba4821b0c90c4c18669aa38d20aef5c36e29863920b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43dfb7731ea0ee15edcefba4821b0c90c4c18669aa38d20aef5c36e29863920b", kill_on_drop: false }`
[INFO] [stdout] 43dfb7731ea0ee15edcefba4821b0c90c4c18669aa38d20aef5c36e29863920b
[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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57cc63995ef60767e9efd7cbe2f261b9f279a488818eba33ead428639442d151
[INFO] running `Command { std: "docker" "start" "-a" "57cc63995ef60767e9efd7cbe2f261b9f279a488818eba33ead428639442d151", kill_on_drop: false }`
[INFO] [stderr]    Compiling plotsweep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `num_samples` is never read
[INFO] [stdout]   --> src/csv.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct Record {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub num_samples: u32,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Record` 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]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "57cc63995ef60767e9efd7cbe2f261b9f279a488818eba33ead428639442d151", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57cc63995ef60767e9efd7cbe2f261b9f279a488818eba33ead428639442d151", kill_on_drop: false }`
[INFO] [stdout] 57cc63995ef60767e9efd7cbe2f261b9f279a488818eba33ead428639442d151
[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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c441546af1e388efcf312f6973299fc667ac71959a173fca804d5bfe1b8da074
[INFO] running `Command { std: "docker" "start" "-a" "c441546af1e388efcf312f6973299fc667ac71959a173fca804d5bfe1b8da074", kill_on_drop: false }`
[INFO] [stderr] warning: field `num_samples` is never read
[INFO] [stderr]   --> src/csv.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub struct Record {
[INFO] [stderr]    |            ------ field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 26 |     pub num_samples: u32,
[INFO] [stderr]    |         ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Record` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `plotsweep` (bin "plotsweep" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/plotsweep-8a786825d71930b1)
[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" "c441546af1e388efcf312f6973299fc667ac71959a173fca804d5bfe1b8da074", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c441546af1e388efcf312f6973299fc667ac71959a173fca804d5bfe1b8da074", kill_on_drop: false }`
[INFO] [stdout] c441546af1e388efcf312f6973299fc667ac71959a173fca804d5bfe1b8da074