[INFO] fetching crate vifi-prompt 0.2.8...
[INFO] testing vifi-prompt-0.2.8 against try#16fbf98f22730e073c09e7b03f0eafb87a295545 for pr-145628
[INFO] extracting crate vifi-prompt 0.2.8 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate vifi-prompt 0.2.8
[INFO] finished tweaking crates.io crate vifi-prompt 0.2.8
[INFO] tweaked toml for crates.io crate vifi-prompt 0.2.8 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate vifi-prompt 0.2.8 on toolchain 16fbf98f22730e073c09e7b03f0eafb87a295545
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate vifi-prompt 0.2.8 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" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf3785f808183462c1d477615b449b01fd0b16a3471df4056f1a6e57471d0b31
[INFO] running `Command { std: "docker" "start" "-a" "cf3785f808183462c1d477615b449b01fd0b16a3471df4056f1a6e57471d0b31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf3785f808183462c1d477615b449b01fd0b16a3471df4056f1a6e57471d0b31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf3785f808183462c1d477615b449b01fd0b16a3471df4056f1a6e57471d0b31", kill_on_drop: false }`
[INFO] [stdout] cf3785f808183462c1d477615b449b01fd0b16a3471df4056f1a6e57471d0b31
[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" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 878b69bc4f3c1b99d2a92aa52558a9737d0033aecfde9afe5fe708f7ed3319e1
[INFO] running `Command { std: "docker" "start" "-a" "878b69bc4f3c1b99d2a92aa52558a9737d0033aecfde9afe5fe708f7ed3319e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling os_str_bytes v6.1.0
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling indexmap v1.8.2
[INFO] [stderr]    Compiling clap_lex v0.2.0
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.1.18
[INFO] [stderr]    Compiling clap v3.1.18
[INFO] [stderr]    Compiling vifi-prompt v0.2.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.68s
[INFO] running `Command { std: "docker" "inspect" "878b69bc4f3c1b99d2a92aa52558a9737d0033aecfde9afe5fe708f7ed3319e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "878b69bc4f3c1b99d2a92aa52558a9737d0033aecfde9afe5fe708f7ed3319e1", kill_on_drop: false }`
[INFO] [stdout] 878b69bc4f3c1b99d2a92aa52558a9737d0033aecfde9afe5fe708f7ed3319e1
[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" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2fb5a30e5bb7d8408d74a9c404cfa4344d15ae70a6890ae85d63a23a29e835a
[INFO] running `Command { std: "docker" "start" "-a" "b2fb5a30e5bb7d8408d74a9c404cfa4344d15ae70a6890ae85d63a23a29e835a", kill_on_drop: false }`
[INFO] [stderr] error: failed to download `clap_lex v0.2.0`
[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 `clap_lex v0.2.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to create directory `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap_lex-0.2.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Read-only file system (os error 30)
[INFO] running `Command { std: "docker" "inspect" "b2fb5a30e5bb7d8408d74a9c404cfa4344d15ae70a6890ae85d63a23a29e835a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2fb5a30e5bb7d8408d74a9c404cfa4344d15ae70a6890ae85d63a23a29e835a", kill_on_drop: false }`
[INFO] [stdout] b2fb5a30e5bb7d8408d74a9c404cfa4344d15ae70a6890ae85d63a23a29e835a