[INFO] fetching crate fakecargo 0.7.0...
[INFO] testing fakecargo-0.7.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate fakecargo 0.7.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate fakecargo 0.7.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fakecargo 0.7.0
[INFO] finished tweaking crates.io crate fakecargo 0.7.0
[INFO] tweaked toml for crates.io crate fakecargo 0.7.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate fakecargo 0.7.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 394b6ae6c5c22dfe5e891819fe9c7c72185095a66b8eac640a420d09a021fb8b
[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" "394b6ae6c5c22dfe5e891819fe9c7c72185095a66b8eac640a420d09a021fb8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "394b6ae6c5c22dfe5e891819fe9c7c72185095a66b8eac640a420d09a021fb8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "394b6ae6c5c22dfe5e891819fe9c7c72185095a66b8eac640a420d09a021fb8b", kill_on_drop: false }`
[INFO] [stdout] 394b6ae6c5c22dfe5e891819fe9c7c72185095a66b8eac640a420d09a021fb8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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] 22e1e7f9c5b019650557e608c864bb62eb18c1e85b1344d6c8c9562fd34ac72f
[INFO] running `Command { std: "docker" "start" "-a" "22e1e7f9c5b019650557e608c864bb62eb18c1e85b1344d6c8c9562fd34ac72f", kill_on_drop: false }`
[INFO] [stderr]    Compiling fakecargo v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "22e1e7f9c5b019650557e608c864bb62eb18c1e85b1344d6c8c9562fd34ac72f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22e1e7f9c5b019650557e608c864bb62eb18c1e85b1344d6c8c9562fd34ac72f", kill_on_drop: false }`
[INFO] [stdout] 22e1e7f9c5b019650557e608c864bb62eb18c1e85b1344d6c8c9562fd34ac72f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 040ea195058971905ae653a1afe347f9b145fc9dee9ab3d63b46fd6f7b6c6359
[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" "040ea195058971905ae653a1afe347f9b145fc9dee9ab3d63b46fd6f7b6c6359", kill_on_drop: false }`
[INFO] [stderr]    Compiling fakecargo v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "040ea195058971905ae653a1afe347f9b145fc9dee9ab3d63b46fd6f7b6c6359", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "040ea195058971905ae653a1afe347f9b145fc9dee9ab3d63b46fd6f7b6c6359", kill_on_drop: false }`
[INFO] [stdout] 040ea195058971905ae653a1afe347f9b145fc9dee9ab3d63b46fd6f7b6c6359
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", 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] d6c6843104a2dc3b1d4e0e013ce0d9281f03ad47d3890a1f326c6a7a32eb7bc3
[INFO] running `Command { std: "docker" "start" "-a" "d6c6843104a2dc3b1d4e0e013ce0d9281f03ad47d3890a1f326c6a7a32eb7bc3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fakecargo-97fcea50164ad895)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fakecargo-670a6148e4f2e7ed)
[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 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] [stderr]      Running tests/int.rs (/opt/rustwide/target/debug/deps/int-f4440e51b2862434)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Compiling fake_test v0.1.0 (/tmp/fakecargo/fake_test)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] [stderr] error: 'cargo-fmt' is not installed for the toolchain '8262275854dc0e5381c9d42d56257d94932c5a87'
[INFO] [stderr] note: this is a custom toolchain, which cannot use `rustup component add`
[INFO] [stderr] help: if you built this toolchain from source, and used `rustup toolchain link`, then you may be able to build the component with `x.py`
[INFO] [stderr] error: 'cargo-clippy' is not installed for the toolchain '8262275854dc0e5381c9d42d56257d94932c5a87'
[INFO] [stderr] note: this is a custom toolchain, which cannot use `rustup component add`
[INFO] [stderr] help: if you built this toolchain from source, and used `rustup toolchain link`, then you may be able to build the component with `x.py`
[INFO] [stderr]    Compiling fake_test v0.1.0 (/tmp/fakecargo/fake_test)
[INFO] [stdout] test t1 ... ok
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fakecargo
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.99s
[INFO] [stdout] 
[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" "d6c6843104a2dc3b1d4e0e013ce0d9281f03ad47d3890a1f326c6a7a32eb7bc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6c6843104a2dc3b1d4e0e013ce0d9281f03ad47d3890a1f326c6a7a32eb7bc3", kill_on_drop: false }`
[INFO] [stdout] d6c6843104a2dc3b1d4e0e013ce0d9281f03ad47d3890a1f326c6a7a32eb7bc3