[INFO] fetching crate silkworm_err 0.1.0-dev.1...
[INFO] testing silkworm_err-0.1.0-dev.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate silkworm_err 0.1.0-dev.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate silkworm_err 0.1.0-dev.1 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate silkworm_err 0.1.0-dev.1
[INFO] finished tweaking crates.io crate silkworm_err 0.1.0-dev.1
[INFO] tweaked toml for crates.io crate silkworm_err 0.1.0-dev.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b4db1b1ccd181d05389ee87abf5bcbc7d6b6f368dfa872e4f2c36a7ea40ba93
[INFO] running `Command { std: "docker" "start" "-a" "3b4db1b1ccd181d05389ee87abf5bcbc7d6b6f368dfa872e4f2c36a7ea40ba93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b4db1b1ccd181d05389ee87abf5bcbc7d6b6f368dfa872e4f2c36a7ea40ba93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b4db1b1ccd181d05389ee87abf5bcbc7d6b6f368dfa872e4f2c36a7ea40ba93", kill_on_drop: false }`
[INFO] [stdout] 3b4db1b1ccd181d05389ee87abf5bcbc7d6b6f368dfa872e4f2c36a7ea40ba93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17ba0e94377eac62a3eaa74291187632f6b8b82b2fc3f47e277392a0d31495c8
[INFO] running `Command { std: "docker" "start" "-a" "17ba0e94377eac62a3eaa74291187632f6b8b82b2fc3f47e277392a0d31495c8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling typed-arena v2.0.1
[INFO] [stderr]    Compiling silkworm_sourcemap v0.1.0-dev.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling silkworm_err v0.1.0-dev.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.42s
[INFO] running `Command { std: "docker" "inspect" "17ba0e94377eac62a3eaa74291187632f6b8b82b2fc3f47e277392a0d31495c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17ba0e94377eac62a3eaa74291187632f6b8b82b2fc3f47e277392a0d31495c8", kill_on_drop: false }`
[INFO] [stdout] 17ba0e94377eac62a3eaa74291187632f6b8b82b2fc3f47e277392a0d31495c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25e0109d0d6c33d565267b7dce789e0bfdd33c079efd52de1b8881794e9cdf59
[INFO] running `Command { std: "docker" "start" "-a" "25e0109d0d6c33d565267b7dce789e0bfdd33c079efd52de1b8881794e9cdf59", kill_on_drop: false }`
[INFO] [stderr]    Compiling silkworm_err v0.1.0-dev.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.70s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/silkworm_err-133c095e0c9584d6)
[INFO] running `Command { std: "docker" "inspect" "25e0109d0d6c33d565267b7dce789e0bfdd33c079efd52de1b8881794e9cdf59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25e0109d0d6c33d565267b7dce789e0bfdd33c079efd52de1b8881794e9cdf59", kill_on_drop: false }`
[INFO] [stdout] 25e0109d0d6c33d565267b7dce789e0bfdd33c079efd52de1b8881794e9cdf59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e1b660b3f6c873ca001ee465ffbe08f79a79ae56c02f09dd16de124d997951b5
[INFO] running `Command { std: "docker" "start" "-a" "e1b660b3f6c873ca001ee465ffbe08f79a79ae56c02f09dd16de124d997951b5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/silkworm_err-133c095e0c9584d6)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests silkworm_err
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e1b660b3f6c873ca001ee465ffbe08f79a79ae56c02f09dd16de124d997951b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1b660b3f6c873ca001ee465ffbe08f79a79ae56c02f09dd16de124d997951b5", kill_on_drop: false }`
[INFO] [stdout] e1b660b3f6c873ca001ee465ffbe08f79a79ae56c02f09dd16de124d997951b5