[INFO] fetching crate mdbook-tabs 0.2.3...
[INFO] checking mdbook-tabs-0.2.3 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate mdbook-tabs 0.2.3 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate mdbook-tabs 0.2.3
[INFO] finished tweaking crates.io crate mdbook-tabs 0.2.3
[INFO] tweaked toml for crates.io crate mdbook-tabs 0.2.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mdbook-tabs 0.2.3 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mdbook-tabs 0.2.3 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ccb409cded8cc47c01e45dac7a873f735fc0107215efb6b477502f084c78c8a3
[INFO] running `Command { std: "docker" "start" "-a" "ccb409cded8cc47c01e45dac7a873f735fc0107215efb6b477502f084c78c8a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ccb409cded8cc47c01e45dac7a873f735fc0107215efb6b477502f084c78c8a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccb409cded8cc47c01e45dac7a873f735fc0107215efb6b477502f084c78c8a3", kill_on_drop: false }`
[INFO] [stdout] ccb409cded8cc47c01e45dac7a873f735fc0107215efb6b477502f084c78c8a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56b3f04d253668c2fa072a0ad20b19939173dc1fdfe961075afcb57b28eaaf35
[INFO] running `Command { std: "docker" "start" "-a" "56b3f04d253668c2fa072a0ad20b19939173dc1fdfe961075afcb57b28eaaf35", kill_on_drop: false }`
[INFO] [stderr] error: failed to download `icu_normalizer_data v1.5.1`
[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 `icu_normalizer_data v1.5.1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to create directory `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/icu_normalizer_data-1.5.1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Read-only file system (os error 30)
[INFO] running `Command { std: "docker" "inspect" "56b3f04d253668c2fa072a0ad20b19939173dc1fdfe961075afcb57b28eaaf35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56b3f04d253668c2fa072a0ad20b19939173dc1fdfe961075afcb57b28eaaf35", kill_on_drop: false }`
[INFO] [stdout] 56b3f04d253668c2fa072a0ad20b19939173dc1fdfe961075afcb57b28eaaf35