[INFO] fetching crate minecraft 0.0.2...
[INFO] testing minecraft-0.0.2 against try#16fbf98f22730e073c09e7b03f0eafb87a295545 for pr-145628
[INFO] extracting crate minecraft 0.0.2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate minecraft 0.0.2
[INFO] finished tweaking crates.io crate minecraft 0.0.2
[INFO] tweaked toml for crates.io crate minecraft 0.0.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate minecraft 0.0.2 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 minecraft 0.0.2 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" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "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" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd78ed91eaeb265b9eaaa967f9c66f3fa21703955974968466304da92b4c418b
[INFO] running `Command { std: "docker" "start" "-a" "fd78ed91eaeb265b9eaaa967f9c66f3fa21703955974968466304da92b4c418b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd78ed91eaeb265b9eaaa967f9c66f3fa21703955974968466304da92b4c418b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd78ed91eaeb265b9eaaa967f9c66f3fa21703955974968466304da92b4c418b", kill_on_drop: false }`
[INFO] [stdout] fd78ed91eaeb265b9eaaa967f9c66f3fa21703955974968466304da92b4c418b
[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" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e21dcd48b68d8472aaf99f1a0a3cca4ba76d9f921966cca1ef87c1bf62d45654
[INFO] running `Command { std: "docker" "start" "-a" "e21dcd48b68d8472aaf99f1a0a3cca4ba76d9f921966cca1ef87c1bf62d45654", kill_on_drop: false }`
[INFO] [stderr] warning: minecraft v0.0.2 (/opt/rustwide/workdir) ignoring invalid dependency `minecraft-cli` which is missing a lib target
[INFO] [stderr]    Compiling minecraft v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "e21dcd48b68d8472aaf99f1a0a3cca4ba76d9f921966cca1ef87c1bf62d45654", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e21dcd48b68d8472aaf99f1a0a3cca4ba76d9f921966cca1ef87c1bf62d45654", kill_on_drop: false }`
[INFO] [stdout] e21dcd48b68d8472aaf99f1a0a3cca4ba76d9f921966cca1ef87c1bf62d45654
[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" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4bafc7ecc21da2e29e50bf086eef33473c21988da6b7cdb4751ad63ac40032bd
[INFO] running `Command { std: "docker" "start" "-a" "4bafc7ecc21da2e29e50bf086eef33473c21988da6b7cdb4751ad63ac40032bd", kill_on_drop: false }`
[INFO] [stderr] warning: minecraft v0.0.2 (/opt/rustwide/workdir) ignoring invalid dependency `minecraft-cli` which is missing a lib target
[INFO] [stderr]    Compiling minecraft v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "4bafc7ecc21da2e29e50bf086eef33473c21988da6b7cdb4751ad63ac40032bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bafc7ecc21da2e29e50bf086eef33473c21988da6b7cdb4751ad63ac40032bd", kill_on_drop: false }`
[INFO] [stdout] 4bafc7ecc21da2e29e50bf086eef33473c21988da6b7cdb4751ad63ac40032bd
[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" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 849e02d27472e19e9d4fffd8d29801cbadb454a9b58890b7489d861df210e24a
[INFO] running `Command { std: "docker" "start" "-a" "849e02d27472e19e9d4fffd8d29801cbadb454a9b58890b7489d861df210e24a", kill_on_drop: false }`
[INFO] [stderr] error: failed to download `clap_lex v0.7.3`
[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 v0.7.3`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to create directory `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap_lex-0.7.3`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Read-only file system (os error 30)
[INFO] running `Command { std: "docker" "inspect" "849e02d27472e19e9d4fffd8d29801cbadb454a9b58890b7489d861df210e24a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "849e02d27472e19e9d4fffd8d29801cbadb454a9b58890b7489d861df210e24a", kill_on_drop: false }`
[INFO] [stdout] 849e02d27472e19e9d4fffd8d29801cbadb454a9b58890b7489d861df210e24a