[INFO] fetching crate nitrokey3 0.3.0...
[INFO] testing nitrokey3-0.3.0 against try#16fbf98f22730e073c09e7b03f0eafb87a295545 for pr-145628
[INFO] extracting crate nitrokey3 0.3.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate nitrokey3 0.3.0
[INFO] finished tweaking crates.io crate nitrokey3 0.3.0
[INFO] tweaked toml for crates.io crate nitrokey3 0.3.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nitrokey3 0.3.0 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 nitrokey3 0.3.0 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-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" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8f76ec7c046fd60ef7b99e6da7e6cce090e3451b03f681934527f569e2015535
[INFO] running `Command { std: "docker" "start" "-a" "8f76ec7c046fd60ef7b99e6da7e6cce090e3451b03f681934527f569e2015535", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f76ec7c046fd60ef7b99e6da7e6cce090e3451b03f681934527f569e2015535", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f76ec7c046fd60ef7b99e6da7e6cce090e3451b03f681934527f569e2015535", kill_on_drop: false }`
[INFO] [stdout] 8f76ec7c046fd60ef7b99e6da7e6cce090e3451b03f681934527f569e2015535
[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" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc297f1ce2befe8679b7eeadf8a33897deb898664f00d4dd6c753957d716cbf0
[INFO] running `Command { std: "docker" "start" "-a" "cc297f1ce2befe8679b7eeadf8a33897deb898664f00d4dd6c753957d716cbf0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling pkg-config v0.3.20
[INFO] [stderr]    Compiling cc v1.0.71
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling ctaphid-types v0.2.0
[INFO] [stderr]    Compiling hidapi v1.4.1
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling ctaphid v0.3.0
[INFO] [stderr]    Compiling nitrokey3 v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/lib.rs:376:38
[INFO] [stdout]     |
[INFO] [stdout] 376 |     fn source(&self) -> Option<&(dyn std::error::Error + 'static)> {
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:28:5
[INFO] [stdout]     |
[INFO] [stdout]  28 |     unused_qualifications
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 376 -     fn source(&self) -> Option<&(dyn std::error::Error + 'static)> {
[INFO] [stdout] 376 +     fn source(&self) -> Option<&(dyn error::Error + 'static)> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.74s
[INFO] running `Command { std: "docker" "inspect" "cc297f1ce2befe8679b7eeadf8a33897deb898664f00d4dd6c753957d716cbf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc297f1ce2befe8679b7eeadf8a33897deb898664f00d4dd6c753957d716cbf0", kill_on_drop: false }`
[INFO] [stdout] cc297f1ce2befe8679b7eeadf8a33897deb898664f00d4dd6c753957d716cbf0
[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" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f67fcf1ba58ff410cfcb7691ac037f1fc4f7ce26ce0a81805db7497185b27d85
[INFO] running `Command { std: "docker" "start" "-a" "f67fcf1ba58ff410cfcb7691ac037f1fc4f7ce26ce0a81805db7497185b27d85", kill_on_drop: false }`
[INFO] [stderr] error: failed to download `cc v1.0.71`
[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 `cc v1.0.71`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to create directory `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cc-1.0.71`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Read-only file system (os error 30)
[INFO] running `Command { std: "docker" "inspect" "f67fcf1ba58ff410cfcb7691ac037f1fc4f7ce26ce0a81805db7497185b27d85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f67fcf1ba58ff410cfcb7691ac037f1fc4f7ce26ce0a81805db7497185b27d85", kill_on_drop: false }`
[INFO] [stdout] f67fcf1ba58ff410cfcb7691ac037f1fc4f7ce26ce0a81805db7497185b27d85