[INFO] fetching crate chapter14_lightpractice 0.1.0...
[INFO] testing chapter14_lightpractice-0.1.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate chapter14_lightpractice 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate chapter14_lightpractice 0.1.0
[INFO] finished tweaking crates.io crate chapter14_lightpractice 0.1.0
[INFO] tweaked toml for crates.io crate chapter14_lightpractice 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate chapter14_lightpractice 0.1.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate chapter14_lightpractice 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded chapter14_light v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 61ede4c84b111c103b7b6a49de8d1e94d28ab0c2637a3182173702ca637835a2
[INFO] running `Command { std: "docker" "start" "-a" "61ede4c84b111c103b7b6a49de8d1e94d28ab0c2637a3182173702ca637835a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61ede4c84b111c103b7b6a49de8d1e94d28ab0c2637a3182173702ca637835a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61ede4c84b111c103b7b6a49de8d1e94d28ab0c2637a3182173702ca637835a2", kill_on_drop: false }`
[INFO] [stdout] 61ede4c84b111c103b7b6a49de8d1e94d28ab0c2637a3182173702ca637835a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eed73c765fc6e61f2197e58b6cc2df624bc0a68ea3d35bd356ecba2e0d3f3fb1
[INFO] running `Command { std: "docker" "start" "-a" "eed73c765fc6e61f2197e58b6cc2df624bc0a68ea3d35bd356ecba2e0d3f3fb1", kill_on_drop: false }`
[INFO] [stderr]    Compiling chapter14_light v0.1.2
[INFO] [stderr]    Compiling chapter14_lightpractice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "eed73c765fc6e61f2197e58b6cc2df624bc0a68ea3d35bd356ecba2e0d3f3fb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eed73c765fc6e61f2197e58b6cc2df624bc0a68ea3d35bd356ecba2e0d3f3fb1", kill_on_drop: false }`
[INFO] [stdout] eed73c765fc6e61f2197e58b6cc2df624bc0a68ea3d35bd356ecba2e0d3f3fb1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8044b44106aeb54cc7d89425554b6e60b51cbc97479082ea678c3355e9f4352
[INFO] running `Command { std: "docker" "start" "-a" "d8044b44106aeb54cc7d89425554b6e60b51cbc97479082ea678c3355e9f4352", kill_on_drop: false }`
[INFO] [stderr]    Compiling chapter14_lightpractice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "d8044b44106aeb54cc7d89425554b6e60b51cbc97479082ea678c3355e9f4352", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8044b44106aeb54cc7d89425554b6e60b51cbc97479082ea678c3355e9f4352", kill_on_drop: false }`
[INFO] [stdout] d8044b44106aeb54cc7d89425554b6e60b51cbc97479082ea678c3355e9f4352
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 671363fc84064d83d039a0cb6571e04bbef0c628293f3588c63b196ae6bd39f7
[INFO] running `Command { std: "docker" "start" "-a" "671363fc84064d83d039a0cb6571e04bbef0c628293f3588c63b196ae6bd39f7", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/chapter14_lightpractice-8c523796522a4a92)
[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" "671363fc84064d83d039a0cb6571e04bbef0c628293f3588c63b196ae6bd39f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "671363fc84064d83d039a0cb6571e04bbef0c628293f3588c63b196ae6bd39f7", kill_on_drop: false }`
[INFO] [stdout] 671363fc84064d83d039a0cb6571e04bbef0c628293f3588c63b196ae6bd39f7