[INFO] cloning repository https://github.com/kauzarc/tensor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kauzarc/tensor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkauzarc%2Ftensor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkauzarc%2Ftensor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aaa39cc3adf9d4b1776953b37a886638684aa113
[INFO] checking kauzarc/tensor against 656ccbe796ff98def9b555c118e1620c5389e3b2 for pr-133502-25
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkauzarc%2Ftensor" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kauzarc/tensor
[INFO] finished tweaking git repo https://github.com/kauzarc/tensor
[INFO] tweaked toml for git repo https://github.com/kauzarc/tensor written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kauzarc/tensor on toolchain 656ccbe796ff98def9b555c118e1620c5389e3b2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+656ccbe796ff98def9b555c118e1620c5389e3b2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kauzarc/tensor 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" "+656ccbe796ff98def9b555c118e1620c5389e3b2" "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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-bigint v0.4.4
[INFO] [stderr]   Downloaded num v0.4.1
[INFO] [stderr]   Downloaded num-iter v0.1.44
[INFO] [stderr]   Downloaded num-rational v0.4.1
[INFO] [stderr]   Downloaded num-complex v0.4.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 078342112a0247c460156835f8ab8e58a3bcade9a58ec450dd5fffa2f0f932a6
[INFO] running `Command { std: "docker" "start" "078342112a0247c460156835f8ab8e58a3bcade9a58ec450dd5fffa2f0f932a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "078342112a0247c460156835f8ab8e58a3bcade9a58ec450dd5fffa2f0f932a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "078342112a0247c460156835f8ab8e58a3bcade9a58ec450dd5fffa2f0f932a6" "/opt/rustwide/cargo-home/bin/cargo" "+656ccbe796ff98def9b555c118e1620c5389e3b2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "078342112a0247c460156835f8ab8e58a3bcade9a58ec450dd5fffa2f0f932a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "078342112a0247c460156835f8ab8e58a3bcade9a58ec450dd5fffa2f0f932a6" "/opt/rustwide/cargo-home/bin/cargo" "+656ccbe796ff98def9b555c118e1620c5389e3b2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]     Checking tensor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.48s
[INFO] running `Command { std: "docker" "inspect" "078342112a0247c460156835f8ab8e58a3bcade9a58ec450dd5fffa2f0f932a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "078342112a0247c460156835f8ab8e58a3bcade9a58ec450dd5fffa2f0f932a6", kill_on_drop: false }`
[INFO] [stdout] 078342112a0247c460156835f8ab8e58a3bcade9a58ec450dd5fffa2f0f932a6