[INFO] cloning repository https://github.com/akashgarg-13/chap13_1
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/akashgarg-13/chap13_1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakashgarg-13%2Fchap13_1", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakashgarg-13%2Fchap13_1'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 77821c2445a857dd941dd47433c68fe03b1a4cbc
[INFO] testing akashgarg-13/chap13_1 against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakashgarg-13%2Fchap13_1" "/workspace/builds/worker-89/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-89/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/akashgarg-13/chap13_1 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/akashgarg-13/chap13_1
[INFO] finished tweaking git repo https://github.com/akashgarg-13/chap13_1
[INFO] tweaked toml for git repo https://github.com/akashgarg-13/chap13_1 written to /workspace/builds/worker-89/source/Cargo.toml
[INFO] crate git repo https://github.com/akashgarg-13/chap13_1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08d1d6540dcaa27b4c4490cc687968b5fcaf528f88060579e150c306c326eced
[INFO] running `Command { std: "docker" "start" "-a" "08d1d6540dcaa27b4c4490cc687968b5fcaf528f88060579e150c306c326eced", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08d1d6540dcaa27b4c4490cc687968b5fcaf528f88060579e150c306c326eced", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08d1d6540dcaa27b4c4490cc687968b5fcaf528f88060579e150c306c326eced", kill_on_drop: false }`
[INFO] [stdout] 08d1d6540dcaa27b4c4490cc687968b5fcaf528f88060579e150c306c326eced
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65b56c3c7b6764ff6f4b1e00376651329816b778252abc2b76a4220ed7e55b4a
[INFO] running `Command { std: "docker" "start" "-a" "65b56c3c7b6764ff6f4b1e00376651329816b778252abc2b76a4220ed7e55b4a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling chap13_1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.12s
[INFO] running `Command { std: "docker" "inspect" "65b56c3c7b6764ff6f4b1e00376651329816b778252abc2b76a4220ed7e55b4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65b56c3c7b6764ff6f4b1e00376651329816b778252abc2b76a4220ed7e55b4a", kill_on_drop: false }`
[INFO] [stdout] 65b56c3c7b6764ff6f4b1e00376651329816b778252abc2b76a4220ed7e55b4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98b7f6e290ab3fa33cac020ba22aa04ca19c6525776ee0e643af0cd0cf700c8f
[INFO] running `Command { std: "docker" "start" "-a" "98b7f6e290ab3fa33cac020ba22aa04ca19c6525776ee0e643af0cd0cf700c8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling chap13_1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "98b7f6e290ab3fa33cac020ba22aa04ca19c6525776ee0e643af0cd0cf700c8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98b7f6e290ab3fa33cac020ba22aa04ca19c6525776ee0e643af0cd0cf700c8f", kill_on_drop: false }`
[INFO] [stdout] 98b7f6e290ab3fa33cac020ba22aa04ca19c6525776ee0e643af0cd0cf700c8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b592dddb4c4d4e9fe789e09c4c55f8a7bf28db4c7a8da4dfe0dcc0a75df86303
[INFO] running `Command { std: "docker" "start" "-a" "b592dddb4c4d4e9fe789e09c4c55f8a7bf28db4c7a8da4dfe0dcc0a75df86303", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.48s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/chap13_1-f14ae6c48922a558)
[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" "b592dddb4c4d4e9fe789e09c4c55f8a7bf28db4c7a8da4dfe0dcc0a75df86303", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b592dddb4c4d4e9fe789e09c4c55f8a7bf28db4c7a8da4dfe0dcc0a75df86303", kill_on_drop: false }`
[INFO] [stdout] b592dddb4c4d4e9fe789e09c4c55f8a7bf28db4c7a8da4dfe0dcc0a75df86303