[INFO] fetching crate cargo-vs 0.1.2...
[INFO] testing cargo-vs-0.1.2 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate cargo-vs 0.1.2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate cargo-vs 0.1.2
[INFO] finished tweaking crates.io crate cargo-vs 0.1.2
[INFO] tweaked toml for crates.io crate cargo-vs 0.1.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cargo-vs 0.1.2 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 cargo-vs 0.1.2 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] ac8b1c8febe54cc3e7e691310880fe6d3ee1b6c683c08bb3f1e68f6085afa2f7
[INFO] running `Command { std: "docker" "start" "-a" "ac8b1c8febe54cc3e7e691310880fe6d3ee1b6c683c08bb3f1e68f6085afa2f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac8b1c8febe54cc3e7e691310880fe6d3ee1b6c683c08bb3f1e68f6085afa2f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac8b1c8febe54cc3e7e691310880fe6d3ee1b6c683c08bb3f1e68f6085afa2f7", kill_on_drop: false }`
[INFO] [stdout] ac8b1c8febe54cc3e7e691310880fe6d3ee1b6c683c08bb3f1e68f6085afa2f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 0b96751fb46c8efc6117c4d82df8460fa5f1a6523b774ab80662e0f5a3402587
[INFO] running `Command { std: "docker" "start" "-a" "0b96751fb46c8efc6117c4d82df8460fa5f1a6523b774ab80662e0f5a3402587", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.44
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling serde_json v1.0.58
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling toml v0.5.7
[INFO] [stderr]    Compiling cargo-vs v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.31s
[INFO] running `Command { std: "docker" "inspect" "0b96751fb46c8efc6117c4d82df8460fa5f1a6523b774ab80662e0f5a3402587", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b96751fb46c8efc6117c4d82df8460fa5f1a6523b774ab80662e0f5a3402587", kill_on_drop: false }`
[INFO] [stdout] 0b96751fb46c8efc6117c4d82df8460fa5f1a6523b774ab80662e0f5a3402587
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] fe953175e913c9b4d4b8fd7a998e81194a49942d338290f6c0d1ce05c32d74ae
[INFO] running `Command { std: "docker" "start" "-a" "fe953175e913c9b4d4b8fd7a998e81194a49942d338290f6c0d1ce05c32d74ae", kill_on_drop: false }`
[INFO] [stderr] error: failed to download `quote v1.0.7`
[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 `quote v1.0.7`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to create directory `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/quote-1.0.7`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Read-only file system (os error 30)
[INFO] running `Command { std: "docker" "inspect" "fe953175e913c9b4d4b8fd7a998e81194a49942d338290f6c0d1ce05c32d74ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe953175e913c9b4d4b8fd7a998e81194a49942d338290f6c0d1ce05c32d74ae", kill_on_drop: false }`
[INFO] [stdout] fe953175e913c9b4d4b8fd7a998e81194a49942d338290f6c0d1ce05c32d74ae