[INFO] cloning repository https://github.com/jmathew-k/Rust_Sandbox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jmathew-k/Rust_Sandbox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmathew-k%2FRust_Sandbox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmathew-k%2FRust_Sandbox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3c70456bf2675789843e59f596d3ed7faca50fd4
[INFO] testing jmathew-k/Rust_Sandbox against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmathew-k%2FRust_Sandbox" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jmathew-k/Rust_Sandbox 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/jmathew-k/Rust_Sandbox
[INFO] finished tweaking git repo https://github.com/jmathew-k/Rust_Sandbox
[INFO] tweaked toml for git repo https://github.com/jmathew-k/Rust_Sandbox written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/jmathew-k/Rust_Sandbox 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] warning: unused manifest key: package.author
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 94511b672d9abf89d20607ef478c98c65b85ed5b6f0ef171edb3a6412666bb54
[INFO] running `Command { std: "docker" "start" "-a" "94511b672d9abf89d20607ef478c98c65b85ed5b6f0ef171edb3a6412666bb54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94511b672d9abf89d20607ef478c98c65b85ed5b6f0ef171edb3a6412666bb54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94511b672d9abf89d20607ef478c98c65b85ed5b6f0ef171edb3a6412666bb54", kill_on_drop: false }`
[INFO] [stdout] 94511b672d9abf89d20607ef478c98c65b85ed5b6f0ef171edb3a6412666bb54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] cae325d2f64de1e0629b562284254a2136a80e0a0e3ca349bcc6f4ea6e2db005
[INFO] running `Command { std: "docker" "start" "-a" "cae325d2f64de1e0629b562284254a2136a80e0a0e3ca349bcc6f4ea6e2db005", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.author
[INFO] [stderr]    Compiling rust_sandbox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "cae325d2f64de1e0629b562284254a2136a80e0a0e3ca349bcc6f4ea6e2db005", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cae325d2f64de1e0629b562284254a2136a80e0a0e3ca349bcc6f4ea6e2db005", kill_on_drop: false }`
[INFO] [stdout] cae325d2f64de1e0629b562284254a2136a80e0a0e3ca349bcc6f4ea6e2db005
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] dfe6788cdd24483a6b8ebda59e23bb963d529f8ec221da991abcd284da36629c
[INFO] running `Command { std: "docker" "start" "-a" "dfe6788cdd24483a6b8ebda59e23bb963d529f8ec221da991abcd284da36629c", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.author
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_sandbox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "dfe6788cdd24483a6b8ebda59e23bb963d529f8ec221da991abcd284da36629c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfe6788cdd24483a6b8ebda59e23bb963d529f8ec221da991abcd284da36629c", kill_on_drop: false }`
[INFO] [stdout] dfe6788cdd24483a6b8ebda59e23bb963d529f8ec221da991abcd284da36629c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 90ced83ed381b28f86984df3d0693c72d48713c574d9d11c36a4684de4f035f5
[INFO] running `Command { std: "docker" "start" "-a" "90ced83ed381b28f86984df3d0693c72d48713c574d9d11c36a4684de4f035f5", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.author
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_sandbox-ef9ec7988e723783)
[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" "90ced83ed381b28f86984df3d0693c72d48713c574d9d11c36a4684de4f035f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90ced83ed381b28f86984df3d0693c72d48713c574d9d11c36a4684de4f035f5", kill_on_drop: false }`
[INFO] [stdout] 90ced83ed381b28f86984df3d0693c72d48713c574d9d11c36a4684de4f035f5