[INFO] fetching crate thrive-ipc 0.1.0...
[INFO] testing thrive-ipc-0.1.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate thrive-ipc 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate thrive-ipc 0.1.0
[INFO] finished tweaking crates.io crate thrive-ipc 0.1.0
[INFO] tweaked toml for crates.io crate thrive-ipc 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate thrive-ipc 0.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--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]      Locking 4 packages to latest compatible versions
[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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 1c84051a6a8a05f6e5b4f8d249cc11306d82d514393fc0e7286b67bd3c0662d7
[INFO] running `Command { std: "docker" "start" "-a" "1c84051a6a8a05f6e5b4f8d249cc11306d82d514393fc0e7286b67bd3c0662d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c84051a6a8a05f6e5b4f8d249cc11306d82d514393fc0e7286b67bd3c0662d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c84051a6a8a05f6e5b4f8d249cc11306d82d514393fc0e7286b67bd3c0662d7", kill_on_drop: false }`
[INFO] [stdout] 1c84051a6a8a05f6e5b4f8d249cc11306d82d514393fc0e7286b67bd3c0662d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 180231dc5e593f861c1bdf0fbbd761a3d555b0a73aba6d22d96ef9b5eab117af
[INFO] running `Command { std: "docker" "start" "-a" "180231dc5e593f861c1bdf0fbbd761a3d555b0a73aba6d22d96ef9b5eab117af", kill_on_drop: false }`
[INFO] [stderr]    Compiling find-msvc-tools v0.1.0
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling cc v1.2.35
[INFO] [stderr]    Compiling thrive-ipc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]  --> src/api.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern {
[INFO] [stdout]   | ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(missing_abi)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "180231dc5e593f861c1bdf0fbbd761a3d555b0a73aba6d22d96ef9b5eab117af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "180231dc5e593f861c1bdf0fbbd761a3d555b0a73aba6d22d96ef9b5eab117af", kill_on_drop: false }`
[INFO] [stdout] 180231dc5e593f861c1bdf0fbbd761a3d555b0a73aba6d22d96ef9b5eab117af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb59e32bb3e0ea35a5224dfa3508e499c202cf3f447a2680e7f4f7feb6d65167
[INFO] running `Command { std: "docker" "start" "-a" "fb59e32bb3e0ea35a5224dfa3508e499c202cf3f447a2680e7f4f7feb6d65167", kill_on_drop: false }`
[INFO] [stderr] error: failed to download `find-msvc-tools v0.1.0`
[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 `find-msvc-tools v0.1.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to create directory `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/find-msvc-tools-0.1.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Read-only file system (os error 30)
[INFO] running `Command { std: "docker" "inspect" "fb59e32bb3e0ea35a5224dfa3508e499c202cf3f447a2680e7f4f7feb6d65167", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb59e32bb3e0ea35a5224dfa3508e499c202cf3f447a2680e7f4f7feb6d65167", kill_on_drop: false }`
[INFO] [stdout] fb59e32bb3e0ea35a5224dfa3508e499c202cf3f447a2680e7f4f7feb6d65167