[INFO] fetching crate blinker 0.1.1...
[INFO] testing blinker-0.1.1 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate blinker 0.1.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate blinker 0.1.1
[INFO] finished tweaking crates.io crate blinker 0.1.1
[INFO] tweaked toml for crates.io crate blinker 0.1.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate blinker 0.1.1 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 33 packages to latest compatible versions
[INFO] [stderr]       Adding embassy-time v0.3.2 (available: v0.5.0)
[INFO] [stderr]       Adding heapless v0.8.0 (available: v0.9.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-complex v0.3.1
[INFO] [stderr]   Downloaded embassy-time-queue-driver v0.1.0
[INFO] [stderr]   Downloaded num v0.3.1
[INFO] [stderr]   Downloaded embedded-hal-mock v0.11.1
[INFO] [stderr]   Downloaded embassy-time v0.3.2
[INFO] [stderr]   Downloaded embassy-futures v0.1.2
[INFO] [stderr]   Downloaded embassy-time-driver v0.1.0
[INFO] [stderr]   Downloaded embedded-time v0.12.1
[INFO] [stderr]   Downloaded embedded-hal-async v1.0.0
[INFO] [stderr]   Downloaded embedded-hal-nb v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f255baee8dfa09f967a660a203291ea3e41e5ddd7a312fb7bf65f0fd778154ed
[INFO] running `Command { std: "docker" "start" "-a" "f255baee8dfa09f967a660a203291ea3e41e5ddd7a312fb7bf65f0fd778154ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f255baee8dfa09f967a660a203291ea3e41e5ddd7a312fb7bf65f0fd778154ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f255baee8dfa09f967a660a203291ea3e41e5ddd7a312fb7bf65f0fd778154ed", kill_on_drop: false }`
[INFO] [stdout] f255baee8dfa09f967a660a203291ea3e41e5ddd7a312fb7bf65f0fd778154ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64a96e6dc774a0551e111ad9d5bf5f6017acbfc46221fc705a9016c6de6bb701
[INFO] running `Command { std: "docker" "start" "-a" "64a96e6dc774a0551e111ad9d5bf5f6017acbfc46221fc705a9016c6de6bb701", kill_on_drop: false }`
[INFO] [stderr]    Compiling embedded-hal-async v1.0.0
[INFO] [stderr]    Compiling nb v1.1.0
[INFO] [stderr]    Compiling embassy-time-driver v0.1.0
[INFO] [stderr]    Compiling embassy-time-queue-driver v0.1.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]    Compiling litrs v0.4.2
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling embedded-hal v1.0.0
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling critical-section v1.2.0
[INFO] [stderr]    Compiling hash32 v0.3.1
[INFO] [stderr]    Compiling document-features v0.2.11
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling embassy-time v0.3.2
[INFO] [stderr]    Compiling blinker v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.81s
[INFO] running `Command { std: "docker" "inspect" "64a96e6dc774a0551e111ad9d5bf5f6017acbfc46221fc705a9016c6de6bb701", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64a96e6dc774a0551e111ad9d5bf5f6017acbfc46221fc705a9016c6de6bb701", kill_on_drop: false }`
[INFO] [stdout] 64a96e6dc774a0551e111ad9d5bf5f6017acbfc46221fc705a9016c6de6bb701
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00eaed65b3ae66323d9ef54c3548f1120a5ab5425db9349956d039fe98cc590b
[INFO] running `Command { std: "docker" "start" "-a" "00eaed65b3ae66323d9ef54c3548f1120a5ab5425db9349956d039fe98cc590b", kill_on_drop: false }`
[INFO] [stderr] error: failed to download `document-features v0.2.11`
[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 `document-features v0.2.11`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to create directory `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/document-features-0.2.11`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Read-only file system (os error 30)
[INFO] running `Command { std: "docker" "inspect" "00eaed65b3ae66323d9ef54c3548f1120a5ab5425db9349956d039fe98cc590b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00eaed65b3ae66323d9ef54c3548f1120a5ab5425db9349956d039fe98cc590b", kill_on_drop: false }`
[INFO] [stdout] 00eaed65b3ae66323d9ef54c3548f1120a5ab5425db9349956d039fe98cc590b