[INFO] cloning repository https://github.com/vmx/wasm-multi-value-reverse-polyfill
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vmx/wasm-multi-value-reverse-polyfill" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvmx%2Fwasm-multi-value-reverse-polyfill", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvmx%2Fwasm-multi-value-reverse-polyfill'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bba1488949059163a44784cd92c931014031dfb5
[INFO] testing vmx/wasm-multi-value-reverse-polyfill against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvmx%2Fwasm-multi-value-reverse-polyfill" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/vmx/wasm-multi-value-reverse-polyfill
[INFO] finished tweaking git repo https://github.com/vmx/wasm-multi-value-reverse-polyfill
[INFO] tweaked toml for git repo https://github.com/vmx/wasm-multi-value-reverse-polyfill written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/vmx/wasm-multi-value-reverse-polyfill on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/vmx/wasm-multi-value-reverse-polyfill 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" "+b83b707f97d809763b7861afa7638871f3339a33" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 418282d0c7bb094c4cc59315025f8e4eed29198fccf596f2da2d0d296224dc62
[INFO] running `Command { std: "docker" "start" "-a" "418282d0c7bb094c4cc59315025f8e4eed29198fccf596f2da2d0d296224dc62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "418282d0c7bb094c4cc59315025f8e4eed29198fccf596f2da2d0d296224dc62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "418282d0c7bb094c4cc59315025f8e4eed29198fccf596f2da2d0d296224dc62", kill_on_drop: false }`
[INFO] [stdout] 418282d0c7bb094c4cc59315025f8e4eed29198fccf596f2da2d0d296224dc62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67eb2a2fcfad26dff96b7782859ee6496be5281aaf9f89df1c05753be442c358
[INFO] running `Command { std: "docker" "start" "-a" "67eb2a2fcfad26dff96b7782859ee6496be5281aaf9f89df1c05753be442c358", kill_on_drop: false }`
[INFO] [stderr] error: failed to download `leb128 v0.2.4`
[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 `leb128 v0.2.4`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to create directory `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/leb128-0.2.4`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Read-only file system (os error 30)
[INFO] running `Command { std: "docker" "inspect" "67eb2a2fcfad26dff96b7782859ee6496be5281aaf9f89df1c05753be442c358", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67eb2a2fcfad26dff96b7782859ee6496be5281aaf9f89df1c05753be442c358", kill_on_drop: false }`
[INFO] [stdout] 67eb2a2fcfad26dff96b7782859ee6496be5281aaf9f89df1c05753be442c358