[INFO] cloning repository https://github.com/michaelJwilson/algos
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/michaelJwilson/algos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FmichaelJwilson%2Falgos", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FmichaelJwilson%2Falgos'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 007c081b596dfc102cc2f1afe80153fc6b60fb31
[INFO] testing michaelJwilson/algos against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FmichaelJwilson%2Falgos" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/michaelJwilson/algos
[INFO] finished tweaking git repo https://github.com/michaelJwilson/algos
[INFO] tweaked toml for git repo https://github.com/michaelJwilson/algos written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/michaelJwilson/algos on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/michaelJwilson/algos 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: build
[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 v0.1.45
[INFO] [stderr]   Downloaded num-rational v0.1.43
[INFO] [stderr]   Downloaded cblas-sys v0.1.4
[INFO] [stderr]   Downloaded num-complex v0.1.44
[INFO] [stderr]   Downloaded plotters-svg v0.3.7
[INFO] [stderr]   Downloaded str_stack v0.1.0
[INFO] [stderr]   Downloaded oorandom v11.1.5
[INFO] [stderr]   Downloaded rustc-serialize v0.3.25
[INFO] [stderr]   Downloaded thread-tree v0.3.3
[INFO] [stderr]   Downloaded plotters-backend v0.3.7
[INFO] [stderr]   Downloaded findshlibs v0.10.2
[INFO] [stderr]   Downloaded debugid v0.8.0
[INFO] [stderr]   Downloaded pprof v0.14.0
[INFO] [stderr]   Downloaded GSL-sys v3.0.0
[INFO] [stderr]   Downloaded jiff-static v0.2.10
[INFO] [stderr]   Downloaded inferno v0.11.21
[INFO] [stderr]   Downloaded cpp_demangle v0.4.4
[INFO] [stderr]   Downloaded quick-xml v0.26.0
[INFO] [stderr]   Downloaded plotters v0.3.7
[INFO] [stderr]   Downloaded symbolic-demangle v12.15.3
[INFO] [stderr]   Downloaded GSL v7.0.0
[INFO] [stderr]   Downloaded statrs v0.18.0
[INFO] [stderr]   Downloaded wide v0.7.30
[INFO] [stderr]   Downloaded symbolic-common v12.15.3
[INFO] [stderr]   Downloaded jiff v0.2.10
[INFO] [stderr]   Downloaded petgraph v0.8.1
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74877e030e3c020128944ffdb01c651baf1dae296f93b829f071f2e56a83e603
[INFO] running `Command { std: "docker" "start" "-a" "74877e030e3c020128944ffdb01c651baf1dae296f93b829f071f2e56a83e603", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74877e030e3c020128944ffdb01c651baf1dae296f93b829f071f2e56a83e603", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74877e030e3c020128944ffdb01c651baf1dae296f93b829f071f2e56a83e603", kill_on_drop: false }`
[INFO] [stdout] 74877e030e3c020128944ffdb01c651baf1dae296f93b829f071f2e56a83e603
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e01021780512aafe5e00d84a0ccd77eed920bab8872ea7ed96b7d9fbb3b91b5
[INFO] running `Command { std: "docker" "start" "-a" "1e01021780512aafe5e00d84a0ccd77eed920bab8872ea7ed96b7d9fbb3b91b5", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: build
[INFO] [stderr] error: failed to download `rand_chacha v0.3.1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   unable to get packages from source
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack package `rand_chacha v0.3.1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to create directory `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand_chacha-0.3.1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Read-only file system (os error 30)
[INFO] running `Command { std: "docker" "inspect" "1e01021780512aafe5e00d84a0ccd77eed920bab8872ea7ed96b7d9fbb3b91b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e01021780512aafe5e00d84a0ccd77eed920bab8872ea7ed96b7d9fbb3b91b5", kill_on_drop: false }`
[INFO] [stdout] 1e01021780512aafe5e00d84a0ccd77eed920bab8872ea7ed96b7d9fbb3b91b5