[INFO] cloning repository https://github.com/nguyenlyminhman/rust-learning
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nguyenlyminhman/rust-learning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnguyenlyminhman%2Frust-learning", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnguyenlyminhman%2Frust-learning'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b32853076bbe861ab81069a01f6dfe3e578a69dc
[INFO] testing nguyenlyminhman/rust-learning against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnguyenlyminhman%2Frust-learning" "/workspace/builds/worker-81/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-81/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nguyenlyminhman/rust-learning on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nguyenlyminhman/rust-learning
[INFO] finished tweaking git repo https://github.com/nguyenlyminhman/rust-learning
[INFO] tweaked toml for git repo https://github.com/nguyenlyminhman/rust-learning written to /workspace/builds/worker-81/source/Cargo.toml
[INFO] crate git repo https://github.com/nguyenlyminhman/rust-learning already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4ad8e8cabc2db79e38650e74da5b8e310006147fbc84b9a0f435dc0da7c7b6a
[INFO] running `Command { std: "docker" "start" "-a" "c4ad8e8cabc2db79e38650e74da5b8e310006147fbc84b9a0f435dc0da7c7b6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4ad8e8cabc2db79e38650e74da5b8e310006147fbc84b9a0f435dc0da7c7b6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4ad8e8cabc2db79e38650e74da5b8e310006147fbc84b9a0f435dc0da7c7b6a", kill_on_drop: false }`
[INFO] [stdout] c4ad8e8cabc2db79e38650e74da5b8e310006147fbc84b9a0f435dc0da7c7b6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad99469565b57b5ae157b71525b9ad6d89f1ebac678a3709ea71d08de58de9dc
[INFO] running `Command { std: "docker" "start" "-a" "ad99469565b57b5ae157b71525b9ad6d89f1ebac678a3709ea71d08de58de9dc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-learning v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.48s
[INFO] running `Command { std: "docker" "inspect" "ad99469565b57b5ae157b71525b9ad6d89f1ebac678a3709ea71d08de58de9dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad99469565b57b5ae157b71525b9ad6d89f1ebac678a3709ea71d08de58de9dc", kill_on_drop: false }`
[INFO] [stdout] ad99469565b57b5ae157b71525b9ad6d89f1ebac678a3709ea71d08de58de9dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c9006556c0f74cb53c36b4af8fb852d74e0153be8db3f092c008fd14f4d464f
[INFO] running `Command { std: "docker" "start" "-a" "7c9006556c0f74cb53c36b4af8fb852d74e0153be8db3f092c008fd14f4d464f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-learning v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 14.15s
[INFO] running `Command { std: "docker" "inspect" "7c9006556c0f74cb53c36b4af8fb852d74e0153be8db3f092c008fd14f4d464f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c9006556c0f74cb53c36b4af8fb852d74e0153be8db3f092c008fd14f4d464f", kill_on_drop: false }`
[INFO] [stdout] 7c9006556c0f74cb53c36b4af8fb852d74e0153be8db3f092c008fd14f4d464f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 985f0e7cdef8593635bed11b9f5fbe89497f9dc18fbca01046de969470c8208e
[INFO] running `Command { std: "docker" "start" "-a" "985f0e7cdef8593635bed11b9f5fbe89497f9dc18fbca01046de969470c8208e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.21s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_learning-bf11330851348058)
[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" "985f0e7cdef8593635bed11b9f5fbe89497f9dc18fbca01046de969470c8208e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "985f0e7cdef8593635bed11b9f5fbe89497f9dc18fbca01046de969470c8208e", kill_on_drop: false }`
[INFO] [stdout] 985f0e7cdef8593635bed11b9f5fbe89497f9dc18fbca01046de969470c8208e