[INFO] fetching crate concision-linear 0.1.14...
[INFO] checking concision-linear-0.1.14 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate concision-linear 0.1.14 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate concision-linear 0.1.14 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate concision-linear 0.1.14
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate concision-linear 0.1.14
[INFO] tweaked toml for crates.io crate concision-linear 0.1.14 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 74 packages to latest compatible versions
[INFO] [stderr]       Adding ndarray v0.15.6 (latest: v0.16.1)
[INFO] [stderr]       Adding ndarray-rand v0.14.0 (latest: v0.15.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "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-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 066289a406669f3c4dddecbd7195d95a264631c4e8438955ec6563af3c658cff
[INFO] running `Command { std: "docker" "start" "-a" "066289a406669f3c4dddecbd7195d95a264631c4e8438955ec6563af3c658cff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "066289a406669f3c4dddecbd7195d95a264631c4e8438955ec6563af3c658cff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "066289a406669f3c4dddecbd7195d95a264631c4e8438955ec6563af3c658cff", kill_on_drop: false }`
[INFO] [stdout] 066289a406669f3c4dddecbd7195d95a264631c4e8438955ec6563af3c658cff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f9277c338934cdf1603c93f60695bfd4e0d2258f3b819732fc1e42eaa02718f
[INFO] running `Command { std: "docker" "start" "-a" "1f9277c338934cdf1603c93f60695bfd4e0d2258f3b819732fc1e42eaa02718f", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.209
[INFO] [stderr]    Compiling rustversion v1.0.17
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling scsys-core v0.2.2
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]    Compiling concision-core v0.1.14
[INFO] [stderr]     Checking sha1_smol v1.0.1
[INFO] [stderr]    Compiling concision-linear v0.1.14 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]    Compiling serde_derive v1.0.209
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling smart-default v0.7.1
[INFO] [stderr]    Compiling scsys-macros v0.2.2
[INFO] [stderr]    Compiling scsys-derive v0.2.2
[INFO] [stderr]     Checking strum v0.26.3
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking uuid v1.10.0
[INFO] [stderr]     Checking scsys v0.2.2
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stdout] warning: unused imports: `Sigmoid` and `linarr`
[INFO] [stdout]  --> tests/linear.rs:8:26
[INFO] [stdout]   |
[INFO] [stdout] 8 | use concision::prelude::{linarr, Sigmoid};
[INFO] [stdout]   |                          ^^^^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SAMPLES` is never used
[INFO] [stdout]   --> tests/params.rs:15:7
[INFO] [stdout]    |
[INFO] [stdout] 15 | const SAMPLES: usize = 20;
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 17.21s
[INFO] running `Command { std: "docker" "inspect" "1f9277c338934cdf1603c93f60695bfd4e0d2258f3b819732fc1e42eaa02718f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f9277c338934cdf1603c93f60695bfd4e0d2258f3b819732fc1e42eaa02718f", kill_on_drop: false }`
[INFO] [stdout] 1f9277c338934cdf1603c93f60695bfd4e0d2258f3b819732fc1e42eaa02718f