[INFO] fetching crate nimiq-block-production 0.2.0...
[INFO] testing nimiq-block-production-0.2.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate nimiq-block-production 0.2.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate nimiq-block-production 0.2.0
[INFO] finished tweaking crates.io crate nimiq-block-production 0.2.0
[INFO] tweaked toml for crates.io crate nimiq-block-production 0.2.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nimiq-block-production 0.2.0 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]      Locking 196 packages to latest compatible versions
[INFO] [stderr]       Adding zeroize v1.3.0 (available: v1.8.1)
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded nimiq-hash v0.2.0
[INFO] [stderr]   Downloaded nimiq-transaction v0.2.0
[INFO] [stderr]   Downloaded beserial v0.2.0
[INFO] [stderr]   Downloaded nimiq-utils v0.2.0
[INFO] [stderr]   Downloaded enum-display-derive v0.1.1
[INFO] [stderr]   Downloaded libargon2-sys v0.2.0
[INFO] [stderr]   Downloaded nimiq-macros v0.2.0
[INFO] [stderr]   Downloaded fixed-unsigned v0.2.0
[INFO] [stderr]   Downloaded nimiq-blockchain v0.2.0
[INFO] [stderr]   Downloaded nimiq-accounts v0.2.0
[INFO] [stderr]   Downloaded beserial_derive v0.2.0
[INFO] [stderr]   Downloaded nimiq-database v0.2.0
[INFO] [stderr]   Downloaded supercow v0.1.0
[INFO] [stderr]   Downloaded nimiq-tree-primitives v0.2.0
[INFO] [stderr]   Downloaded nimiq-collections v0.2.0
[INFO] [stderr]   Downloaded clear_on_drop v0.2.5
[INFO] [stderr]   Downloaded lmdb-zero v0.4.4
[INFO] [stderr]   Downloaded nimiq-keys v0.2.0
[INFO] [stderr]   Downloaded nimiq-mempool v0.2.0
[INFO] [stderr]   Downloaded nimiq-account v0.2.0
[INFO] [stderr]   Downloaded liblmdb-sys v0.2.2
[INFO] [stderr]   Downloaded nimiq-block v0.2.0
[INFO] [stderr]   Downloaded nimiq-primitives v0.2.0
[INFO] [stderr]   Downloaded nimiq-network-primitives v0.2.0
[INFO] [stderr]   Downloaded curve25519-dalek v1.2.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] a95d111d39df3165b6a5bf7202cb6536729a9565e58d472add15af6f18aafb7f
[INFO] running `Command { std: "docker" "start" "-a" "a95d111d39df3165b6a5bf7202cb6536729a9565e58d472add15af6f18aafb7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a95d111d39df3165b6a5bf7202cb6536729a9565e58d472add15af6f18aafb7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a95d111d39df3165b6a5bf7202cb6536729a9565e58d472add15af6f18aafb7f", kill_on_drop: false }`
[INFO] [stdout] a95d111d39df3165b6a5bf7202cb6536729a9565e58d472add15af6f18aafb7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 8e814c477ca073bd875b15e8c8d48aec0c504203f3d601a78108457a3f3de9dc
[INFO] running `Command { std: "docker" "start" "-a" "8e814c477ca073bd875b15e8c8d48aec0c504203f3d601a78108457a3f3de9dc", kill_on_drop: false }`
[INFO] [stderr] error: failed to download `num-iter v0.1.45`
[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 `num-iter v0.1.45`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to create directory `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/num-iter-0.1.45`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Read-only file system (os error 30)
[INFO] running `Command { std: "docker" "inspect" "8e814c477ca073bd875b15e8c8d48aec0c504203f3d601a78108457a3f3de9dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e814c477ca073bd875b15e8c8d48aec0c504203f3d601a78108457a3f3de9dc", kill_on_drop: false }`
[INFO] [stdout] 8e814c477ca073bd875b15e8c8d48aec0c504203f3d601a78108457a3f3de9dc