[INFO] fetching crate lipl 0.1.0...
[INFO] testing lipl-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate lipl 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate lipl 0.1.0
[INFO] finished tweaking crates.io crate lipl 0.1.0
[INFO] tweaked toml for crates.io crate lipl 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate lipl 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 lipl 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cassowary v0.3.0
[INFO] [stderr]   Downloaded unicode-width v0.1.6
[INFO] [stderr]   Downloaded structopt v0.3.3
[INFO] [stderr]   Downloaded cmd_lib_macros v1.3.0
[INFO] [stderr]   Downloaded proc-macro-error v0.2.6
[INFO] [stderr]   Downloaded cmd_lib v1.3.0
[INFO] [stderr]   Downloaded num-traits v0.2.10
[INFO] [stderr]   Downloaded itertools v0.8.1
[INFO] [stderr]   Downloaded tui v0.6.2
[INFO] [stderr]   Downloaded unicode-segmentation v1.3.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.6
[INFO] [stderr]   Downloaded log v0.4.8
[INFO] [stderr]   Downloaded faccess v0.2.4
[INFO] [stderr]   Downloaded os_pipe v0.9.2
[INFO] [stderr]   Downloaded autocfg v0.1.7
[INFO] [stderr]   Downloaded linreg v0.1.3
[INFO] [stderr]   Downloaded atty v0.2.13
[INFO] [stderr]   Downloaded structopt-derive v0.3.3
[INFO] [stderr]   Downloaded libc v0.2.132
[INFO] [stderr]   Downloaded syn v1.0.7
[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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d80749807d22f7ce142b338bcd364aa86d5b1e3e3f4ee7cb9719b0fd6fff635
[INFO] running `Command { std: "docker" "start" "-a" "9d80749807d22f7ce142b338bcd364aa86d5b1e3e3f4ee7cb9719b0fd6fff635", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d80749807d22f7ce142b338bcd364aa86d5b1e3e3f4ee7cb9719b0fd6fff635", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d80749807d22f7ce142b338bcd364aa86d5b1e3e3f4ee7cb9719b0fd6fff635", kill_on_drop: false }`
[INFO] [stdout] 9d80749807d22f7ce142b338bcd364aa86d5b1e3e3f4ee7cb9719b0fd6fff635
[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=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] 8756615d73d5caf1bd7d99953850e68d1f627c9c5414186096844d2997afc88d
[INFO] running `Command { std: "docker" "start" "-a" "8756615d73d5caf1bd7d99953850e68d1f627c9c5414186096844d2997afc88d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling itertools v0.8.1
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling os_pipe v0.9.2
[INFO] [stderr]    Compiling termion v1.5.3
[INFO] [stderr]    Compiling faccess v0.2.4
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling tui v0.6.2
[INFO] [stderr]    Compiling linreg v0.1.3
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling cmd_lib_macros v1.3.0
[INFO] [stderr]    Compiling structopt-derive v0.3.3
[INFO] [stderr]    Compiling cmd_lib v1.3.0
[INFO] [stderr]    Compiling structopt v0.3.3
[INFO] [stderr]    Compiling lipl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/app.rs:116:35
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let command = self.command.clone();
[INFO] [stdout]     |                                   ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.79s
[INFO] running `Command { std: "docker" "inspect" "8756615d73d5caf1bd7d99953850e68d1f627c9c5414186096844d2997afc88d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8756615d73d5caf1bd7d99953850e68d1f627c9c5414186096844d2997afc88d", kill_on_drop: false }`
[INFO] [stdout] 8756615d73d5caf1bd7d99953850e68d1f627c9c5414186096844d2997afc88d
[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=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] 18367e775ead382639145e706a289e21eea7e58d2b0d1af86cd8c056320b3c8b
[INFO] running `Command { std: "docker" "start" "-a" "18367e775ead382639145e706a289e21eea7e58d2b0d1af86cd8c056320b3c8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling lipl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/app.rs:116:35
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let command = self.command.clone();
[INFO] [stdout]     |                                   ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "18367e775ead382639145e706a289e21eea7e58d2b0d1af86cd8c056320b3c8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18367e775ead382639145e706a289e21eea7e58d2b0d1af86cd8c056320b3c8b", kill_on_drop: false }`
[INFO] [stdout] 18367e775ead382639145e706a289e21eea7e58d2b0d1af86cd8c056320b3c8b
[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=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] 67b322e4149e389271d07d543b02b0ebfd2cf178afdfc3f9bd1423fc4a92b176
[INFO] running `Command { std: "docker" "start" "-a" "67b322e4149e389271d07d543b02b0ebfd2cf178afdfc3f9bd1423fc4a92b176", kill_on_drop: false }`
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]    --> src/app.rs:116:35
[INFO] [stderr]     |
[INFO] [stderr] 116 |         let command = self.command.clone();
[INFO] [stderr]     |                                   ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]     |
[INFO] [stderr]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stderr]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `lipl` (bin "lipl" test) generated 1 warning (run `cargo fix --bin "lipl" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lipl-a49d4757245617b0)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test plotting_utils::tests::test_sample_horizontal_line ... ok
[INFO] [stdout] test plotting_utils::tests::test_sample_vertical_line ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "67b322e4149e389271d07d543b02b0ebfd2cf178afdfc3f9bd1423fc4a92b176", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67b322e4149e389271d07d543b02b0ebfd2cf178afdfc3f9bd1423fc4a92b176", kill_on_drop: false }`
[INFO] [stdout] 67b322e4149e389271d07d543b02b0ebfd2cf178afdfc3f9bd1423fc4a92b176