[INFO] fetching crate develop_debug 0.4.1...
[INFO] testing develop_debug-0.4.1 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate develop_debug 0.4.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate develop_debug 0.4.1 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate develop_debug 0.4.1
[INFO] finished tweaking crates.io crate develop_debug 0.4.1
[INFO] tweaked toml for crates.io crate develop_debug 0.4.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48b67342e75202157f66a1546f70270f3feff813b44e7ddcc44dd63eb349c526
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "48b67342e75202157f66a1546f70270f3feff813b44e7ddcc44dd63eb349c526", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48b67342e75202157f66a1546f70270f3feff813b44e7ddcc44dd63eb349c526", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48b67342e75202157f66a1546f70270f3feff813b44e7ddcc44dd63eb349c526", kill_on_drop: false }`
[INFO] [stdout] 48b67342e75202157f66a1546f70270f3feff813b44e7ddcc44dd63eb349c526
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3fdff8c7a48551d5bb57940c93d2c3eaea69d016ca3212b0b0e636c72e232e0f
[INFO] running `Command { std: "docker" "start" "-a" "3fdff8c7a48551d5bb57940c93d2c3eaea69d016ca3212b0b0e636c72e232e0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling develop_debug v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: Failed to write './README.md'. Read-only file system (os error 30)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "3fdff8c7a48551d5bb57940c93d2c3eaea69d016ca3212b0b0e636c72e232e0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fdff8c7a48551d5bb57940c93d2c3eaea69d016ca3212b0b0e636c72e232e0f", kill_on_drop: false }`
[INFO] [stdout] 3fdff8c7a48551d5bb57940c93d2c3eaea69d016ca3212b0b0e636c72e232e0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f8e1f38c6580f8b5f3eb310f2816b00bec09011b0d9fa835c97d3cf3b1f9944
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1f8e1f38c6580f8b5f3eb310f2816b00bec09011b0d9fa835c97d3cf3b1f9944", kill_on_drop: false }`
[INFO] [stderr]    Compiling develop_debug v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: Failed to write './README.md'. Read-only file system (os error 30)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "1f8e1f38c6580f8b5f3eb310f2816b00bec09011b0d9fa835c97d3cf3b1f9944", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f8e1f38c6580f8b5f3eb310f2816b00bec09011b0d9fa835c97d3cf3b1f9944", kill_on_drop: false }`
[INFO] [stdout] 1f8e1f38c6580f8b5f3eb310f2816b00bec09011b0d9fa835c97d3cf3b1f9944
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7e92514f71431a23c32505e4939d6c23153d67d584e2b1f4954bd5dd8e22306a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7e92514f71431a23c32505e4939d6c23153d67d584e2b1f4954bd5dd8e22306a", kill_on_drop: false }`
[INFO] [stderr]    Compiling develop_debug v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: Failed to write './README.md'. Read-only file system (os error 30)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/develop_debug-a4aa4873dee7101a)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/how_to_use.rs (/opt/rustwide/target/debug/deps/how_to_use-ea704aee620f5d66)
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test use_develop_debug ... ok
[INFO] [stdout] test use_develop_debug_shortcut ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests develop_debug
[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" "7e92514f71431a23c32505e4939d6c23153d67d584e2b1f4954bd5dd8e22306a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e92514f71431a23c32505e4939d6c23153d67d584e2b1f4954bd5dd8e22306a", kill_on_drop: false }`
[INFO] [stdout] 7e92514f71431a23c32505e4939d6c23153d67d584e2b1f4954bd5dd8e22306a