[INFO] fetching crate fpa_lr 0.5.1...
[INFO] checking fpa_lr-0.5.1 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate fpa_lr 0.5.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate fpa_lr 0.5.1 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fpa_lr 0.5.1
[INFO] finished tweaking crates.io crate fpa_lr 0.5.1
[INFO] tweaked toml for crates.io crate fpa_lr 0.5.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate fpa_lr 0.5.1 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quote v1.0.6
[INFO] [stderr]   Downloaded pkg-config v0.3.17
[INFO] [stderr]   Downloaded serde_derive v1.0.110
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[INFO] [stderr]   Downloaded enum_primitive v0.1.1
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[INFO] [stderr]   Downloaded thiserror v1.0.19
[INFO] [stderr]   Downloaded cc v1.0.54
[INFO] [stderr]   Downloaded hermit-abi v0.1.13
[INFO] [stderr]   Downloaded ryu v1.0.4
[INFO] [stderr]   Downloaded bzip2 v0.3.3
[INFO] [stderr]   Downloaded bstr v0.2.13
[INFO] [stderr]   Downloaded lzma-sys v0.1.16
[INFO] [stderr]   Downloaded miniz_oxide v0.3.6
[INFO] [stderr]   Downloaded libc v0.2.70
[INFO] [stderr]   Downloaded regex-automata v0.1.9
[INFO] [stderr]   Downloaded csv v1.1.3
[INFO] [stderr]   Downloaded bzip2-sys v0.1.8+1.0.8
[INFO] [stderr]   Downloaded niffler v2.0.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.17
[INFO] [stderr]   Downloaded syn v1.0.25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 83d5e2d2aa3ea10ee2c92160303e219855ffe35e4401586cd6b79d2416d7a418
[INFO] running `Command { std: "docker" "start" "-a" "83d5e2d2aa3ea10ee2c92160303e219855ffe35e4401586cd6b79d2416d7a418", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83d5e2d2aa3ea10ee2c92160303e219855ffe35e4401586cd6b79d2416d7a418", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83d5e2d2aa3ea10ee2c92160303e219855ffe35e4401586cd6b79d2416d7a418", kill_on_drop: false }`
[INFO] [stdout] 83d5e2d2aa3ea10ee2c92160303e219855ffe35e4401586cd6b79d2416d7a418
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b3711a92e163936a615081ae83018844d3bc51466b68dd059d86b67a4dfb356
[INFO] running `Command { std: "docker" "start" "-a" "8b3711a92e163936a615081ae83018844d3bc51466b68dd059d86b67a4dfb356", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling syn v1.0.25
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking ordermap v0.3.5
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]    Compiling bzip2-sys v0.1.8+1.0.8
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[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking clap v2.33.1
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[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking enum_primitive v0.1.1
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[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking thiserror v1.0.19
[INFO] [stderr]     Checking niffler v2.0.1
[INFO] [stderr]     Checking fpa_lr v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self::subcommand::*`
[INFO] [stdout]   --> src/cli/mod.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub use self::subcommand::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::subcommand::*`
[INFO] [stdout]   --> src/cli/mod.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub use self::subcommand::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.42s
[INFO] running `Command { std: "docker" "inspect" "8b3711a92e163936a615081ae83018844d3bc51466b68dd059d86b67a4dfb356", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b3711a92e163936a615081ae83018844d3bc51466b68dd059d86b67a4dfb356", kill_on_drop: false }`
[INFO] [stdout] 8b3711a92e163936a615081ae83018844d3bc51466b68dd059d86b67a4dfb356