[INFO] fetching crate readfilez 0.2.4...
[INFO] testing readfilez-0.2.4 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate readfilez 0.2.4 into /workspace/builds/worker-65/source
[INFO] validating manifest of crates.io crate readfilez 0.2.4 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 readfilez 0.2.4
[INFO] finished tweaking crates.io crate readfilez 0.2.4
[INFO] tweaked toml for crates.io crate readfilez 0.2.4 written to /workspace/builds/worker-65/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-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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] 48c87c7ca66caed56ac00c0c673586b927843c5e3e815ddd3d8e15b5e217b00f
[INFO] running `Command { std: "docker" "start" "-a" "48c87c7ca66caed56ac00c0c673586b927843c5e3e815ddd3d8e15b5e217b00f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48c87c7ca66caed56ac00c0c673586b927843c5e3e815ddd3d8e15b5e217b00f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48c87c7ca66caed56ac00c0c673586b927843c5e3e815ddd3d8e15b5e217b00f", kill_on_drop: false }`
[INFO] [stdout] 48c87c7ca66caed56ac00c0c673586b927843c5e3e815ddd3d8e15b5e217b00f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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] adfc134557e420375a9bcaa11efa196f1eee359e5646ee9280162ba53d26b04d
[INFO] running `Command { std: "docker" "start" "-a" "adfc134557e420375a9bcaa11efa196f1eee359e5646ee9280162ba53d26b04d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling memmap2 v0.2.3
[INFO] [stderr]    Compiling delegate-attr v0.2.9
[INFO] [stderr]    Compiling readfilez v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.77s
[INFO] running `Command { std: "docker" "inspect" "adfc134557e420375a9bcaa11efa196f1eee359e5646ee9280162ba53d26b04d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adfc134557e420375a9bcaa11efa196f1eee359e5646ee9280162ba53d26b04d", kill_on_drop: false }`
[INFO] [stdout] adfc134557e420375a9bcaa11efa196f1eee359e5646ee9280162ba53d26b04d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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] 522a85d1e2a1880c47e87396995bbd0b7a25784172686f4d446c21b77f50ff58
[INFO] running `Command { std: "docker" "start" "-a" "522a85d1e2a1880c47e87396995bbd0b7a25784172686f4d446c21b77f50ff58", kill_on_drop: false }`
[INFO] [stderr]    Compiling readfilez v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/readfilez-3c6de83a4347dd14)
[INFO] running `Command { std: "docker" "inspect" "522a85d1e2a1880c47e87396995bbd0b7a25784172686f4d446c21b77f50ff58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "522a85d1e2a1880c47e87396995bbd0b7a25784172686f4d446c21b77f50ff58", kill_on_drop: false }`
[INFO] [stdout] 522a85d1e2a1880c47e87396995bbd0b7a25784172686f4d446c21b77f50ff58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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] 346e8a3cb2fdb268a2f20599382b710567be4f13b0821b5bed1433a32ed5eae9
[INFO] running `Command { std: "docker" "start" "-a" "346e8a3cb2fdb268a2f20599382b710567be4f13b0821b5bed1433a32ed5eae9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/readfilez-3c6de83a4347dd14)
[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] [stderr]    Doc-tests readfilez
[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" "346e8a3cb2fdb268a2f20599382b710567be4f13b0821b5bed1433a32ed5eae9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "346e8a3cb2fdb268a2f20599382b710567be4f13b0821b5bed1433a32ed5eae9", kill_on_drop: false }`
[INFO] [stdout] 346e8a3cb2fdb268a2f20599382b710567be4f13b0821b5bed1433a32ed5eae9