[INFO] fetching crate libcnb-data 0.29.1...
[INFO] testing libcnb-data-0.29.1 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate libcnb-data 0.29.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate libcnb-data 0.29.1
[INFO] finished tweaking crates.io crate libcnb-data 0.29.1
[INFO] tweaked toml for crates.io crate libcnb-data 0.29.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate libcnb-data 0.29.1 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 crates.io crate libcnb-data 0.29.1 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 30e5b79a49817029ff52876aceda3c1320c7cff2580aa18fba92e40e612775b7
[INFO] running `Command { std: "docker" "start" "-a" "30e5b79a49817029ff52876aceda3c1320c7cff2580aa18fba92e40e612775b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30e5b79a49817029ff52876aceda3c1320c7cff2580aa18fba92e40e612775b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30e5b79a49817029ff52876aceda3c1320c7cff2580aa18fba92e40e612775b7", kill_on_drop: false }`
[INFO] [stdout] 30e5b79a49817029ff52876aceda3c1320c7cff2580aa18fba92e40e612775b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 69bbc0bb9f8002d1cc0d909c7cb6ed12dc15bf5994b0e6192cd2eb3782ec16f8
[INFO] running `Command { std: "docker" "start" "-a" "69bbc0bb9f8002d1cc0d909c7cb6ed12dc15bf5994b0e6192cd2eb3782ec16f8", kill_on_drop: false }`
[INFO] [stderr] error: failed to download `toml_parser v1.0.1`
[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 `toml_parser v1.0.1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to create directory `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/toml_parser-1.0.1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Read-only file system (os error 30)
[INFO] running `Command { std: "docker" "inspect" "69bbc0bb9f8002d1cc0d909c7cb6ed12dc15bf5994b0e6192cd2eb3782ec16f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69bbc0bb9f8002d1cc0d909c7cb6ed12dc15bf5994b0e6192cd2eb3782ec16f8", kill_on_drop: false }`
[INFO] [stdout] 69bbc0bb9f8002d1cc0d909c7cb6ed12dc15bf5994b0e6192cd2eb3782ec16f8