[INFO] fetching crate unicode-bidi 0.3.18...
[INFO] testing unicode-bidi-0.3.18 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate unicode-bidi 0.3.18 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate unicode-bidi 0.3.18
[INFO] finished tweaking crates.io crate unicode-bidi 0.3.18
[INFO] tweaked toml for crates.io crate unicode-bidi 0.3.18 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate unicode-bidi 0.3.18 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 unicode-bidi 0.3.18 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] a096ef5bfe4a02be158327464dc7947c61bd75d2ba581bffb832d479c33e47bb
[INFO] running `Command { std: "docker" "start" "-a" "a096ef5bfe4a02be158327464dc7947c61bd75d2ba581bffb832d479c33e47bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a096ef5bfe4a02be158327464dc7947c61bd75d2ba581bffb832d479c33e47bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a096ef5bfe4a02be158327464dc7947c61bd75d2ba581bffb832d479c33e47bb", kill_on_drop: false }`
[INFO] [stdout] a096ef5bfe4a02be158327464dc7947c61bd75d2ba581bffb832d479c33e47bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 620b4ca3529a0153924cc68fd78a699162edce8135c75a8c93a2153d3eccd2e6
[INFO] running `Command { std: "docker" "start" "-a" "620b4ca3529a0153924cc68fd78a699162edce8135c75a8c93a2153d3eccd2e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-bidi v0.3.18 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "620b4ca3529a0153924cc68fd78a699162edce8135c75a8c93a2153d3eccd2e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "620b4ca3529a0153924cc68fd78a699162edce8135c75a8c93a2153d3eccd2e6", kill_on_drop: false }`
[INFO] [stdout] 620b4ca3529a0153924cc68fd78a699162edce8135c75a8c93a2153d3eccd2e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 9ec7b1b61f75fbfa293f638835971446390f7d80f96432e038e3ffa5f6708698
[INFO] running `Command { std: "docker" "start" "-a" "9ec7b1b61f75fbfa293f638835971446390f7d80f96432e038e3ffa5f6708698", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.156
[INFO] [stderr]    Compiling serde_test v1.0.175
[INFO] [stderr]    Compiling unicode-bidi v0.3.18 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.73s
[INFO] running `Command { std: "docker" "inspect" "9ec7b1b61f75fbfa293f638835971446390f7d80f96432e038e3ffa5f6708698", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ec7b1b61f75fbfa293f638835971446390f7d80f96432e038e3ffa5f6708698", kill_on_drop: false }`
[INFO] [stdout] 9ec7b1b61f75fbfa293f638835971446390f7d80f96432e038e3ffa5f6708698
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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", kill_on_drop: false }`
[INFO] [stdout] eb1306448cbb7b1fcc9659277a01a2b40ff9f605db5dff187d3b2e4c9beeb3a5
[INFO] running `Command { std: "docker" "start" "-a" "eb1306448cbb7b1fcc9659277a01a2b40ff9f605db5dff187d3b2e4c9beeb3a5", kill_on_drop: false }`
[INFO] [stderr] error: failed to download `serde v1.0.156`
[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 `serde v1.0.156`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to create directory `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde-1.0.156`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Read-only file system (os error 30)
[INFO] running `Command { std: "docker" "inspect" "eb1306448cbb7b1fcc9659277a01a2b40ff9f605db5dff187d3b2e4c9beeb3a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb1306448cbb7b1fcc9659277a01a2b40ff9f605db5dff187d3b2e4c9beeb3a5", kill_on_drop: false }`
[INFO] [stdout] eb1306448cbb7b1fcc9659277a01a2b40ff9f605db5dff187d3b2e4c9beeb3a5