[INFO] fetching crate cv-core 0.15.0...
[INFO] checking cv-core-0.15.0 against master#dc8fe1f81c6cf13c0987944c525b2aa81625b5d0 for pr-133502-4
[INFO] extracting crate cv-core 0.15.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate cv-core 0.15.0 on toolchain dc8fe1f81c6cf13c0987944c525b2aa81625b5d0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cv-core 0.15.0
[INFO] finished tweaking crates.io crate cv-core 0.15.0
[INFO] tweaked toml for crates.io crate cv-core 0.15.0 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" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 30 packages to latest compatible versions
[INFO] [stderr]       Adding derive_more v0.99.20 (available: v2.0.1)
[INFO] [stderr]       Adding nalgebra v0.21.1 (available: v0.33.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-traits v0.2.19
[INFO] [stderr]   Downloaded autocfg v1.4.0
[INFO] [stderr]   Downloaded paste v0.1.18
[INFO] [stderr]   Downloaded simba v0.1.5
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]   Downloaded rand_core v0.5.1
[INFO] [stderr]   Downloaded rand_chacha v0.2.2
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.21
[INFO] [stderr]   Downloaded unicode-ident v1.0.18
[INFO] [stderr]   Downloaded proc-macro2 v1.0.95
[INFO] [stderr]   Downloaded convert_case v0.4.0
[INFO] [stderr]   Downloaded semver v1.0.26
[INFO] [stderr]   Downloaded rustc_version v0.4.1
[INFO] [stderr]   Downloaded derive_more v0.99.20
[INFO] [stderr]   Downloaded typenum v1.18.0
[INFO] [stderr]   Downloaded libm v0.2.13
[INFO] [stderr]   Downloaded nalgebra v0.21.1
[INFO] [stderr]   Downloaded rand_hc v0.2.0
[INFO] [stderr]   Downloaded zerocopy v0.8.24
[INFO] [stderr]   Downloaded zerocopy-derive v0.8.24
[INFO] [stderr]   Downloaded rand v0.7.3
[INFO] [stderr]   Downloaded num-complex v0.2.4
[INFO] [stderr]   Downloaded generic-array v0.13.3
[INFO] [stderr]   Downloaded num-integer v0.1.46
[INFO] [stderr]   Downloaded num-rational v0.2.4
[INFO] [stderr]   Downloaded syn v2.0.100
[INFO] [stderr]   Downloaded quote v1.0.40
[INFO] [stderr]   Downloaded approx v0.3.2
[INFO] [stderr]   Downloaded paste-impl v0.1.18
[INFO] [stderr]   Downloaded sample-consensus v1.0.2
[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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5161c4c823b9ba03d4a78bdeffda97e12b4fe450478c6ec2a686e9d65c4ac0cb
[INFO] running `Command { std: "docker" "start" "-a" "5161c4c823b9ba03d4a78bdeffda97e12b4fe450478c6ec2a686e9d65c4ac0cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5161c4c823b9ba03d4a78bdeffda97e12b4fe450478c6ec2a686e9d65c4ac0cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5161c4c823b9ba03d4a78bdeffda97e12b4fe450478c6ec2a686e9d65c4ac0cb", kill_on_drop: false }`
[INFO] [stdout] 5161c4c823b9ba03d4a78bdeffda97e12b4fe450478c6ec2a686e9d65c4ac0cb
[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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00ce0f1ac19916a3f5fd2808feca41c41936599382fe80139d01398b34d20658
[INFO] running `Command { std: "docker" "start" "-a" "00ce0f1ac19916a3f5fd2808feca41c41936599382fe80139d01398b34d20658", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.13
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]     Checking generic-array v0.13.3
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]     Checking sample-consensus v1.0.2
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking simba v0.1.5
[INFO] [stderr]     Checking nalgebra v0.21.1
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]     Checking cv-core v0.15.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.90s
[INFO] running `Command { std: "docker" "inspect" "00ce0f1ac19916a3f5fd2808feca41c41936599382fe80139d01398b34d20658", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00ce0f1ac19916a3f5fd2808feca41c41936599382fe80139d01398b34d20658", kill_on_drop: false }`
[INFO] [stdout] 00ce0f1ac19916a3f5fd2808feca41c41936599382fe80139d01398b34d20658