[INFO] fetching crate matrix-conduit 0.0.0...
[INFO] testing matrix-conduit-0.0.0 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate matrix-conduit 0.0.0 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate matrix-conduit 0.0.0 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate matrix-conduit 0.0.0
[INFO] finished tweaking crates.io crate matrix-conduit 0.0.0
[INFO] tweaked toml for crates.io crate matrix-conduit 0.0.0 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate crates.io crate matrix-conduit 0.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 26f514d56c60eddc48ce0c3208beb770fd7fbd425247786e9b55d61f2cf5f464
[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" "26f514d56c60eddc48ce0c3208beb770fd7fbd425247786e9b55d61f2cf5f464", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26f514d56c60eddc48ce0c3208beb770fd7fbd425247786e9b55d61f2cf5f464", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26f514d56c60eddc48ce0c3208beb770fd7fbd425247786e9b55d61f2cf5f464", kill_on_drop: false }`
[INFO] [stdout] 26f514d56c60eddc48ce0c3208beb770fd7fbd425247786e9b55d61f2cf5f464
[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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d8580e08235100b2b7bc6f6ba2aea726f702b048d92a77effaebd6d729a5481
[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" "3d8580e08235100b2b7bc6f6ba2aea726f702b048d92a77effaebd6d729a5481", kill_on_drop: false }`
[INFO] [stderr]    Compiling matrix-conduit v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "3d8580e08235100b2b7bc6f6ba2aea726f702b048d92a77effaebd6d729a5481", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d8580e08235100b2b7bc6f6ba2aea726f702b048d92a77effaebd6d729a5481", kill_on_drop: false }`
[INFO] [stdout] 3d8580e08235100b2b7bc6f6ba2aea726f702b048d92a77effaebd6d729a5481
[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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31d2aba0677e7574ddb5b29f430b6fe0fda70dbba6600aebf9eeefe9de7b3403
[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" "31d2aba0677e7574ddb5b29f430b6fe0fda70dbba6600aebf9eeefe9de7b3403", kill_on_drop: false }`
[INFO] [stderr]    Compiling matrix-conduit v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "31d2aba0677e7574ddb5b29f430b6fe0fda70dbba6600aebf9eeefe9de7b3403", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31d2aba0677e7574ddb5b29f430b6fe0fda70dbba6600aebf9eeefe9de7b3403", kill_on_drop: false }`
[INFO] [stdout] 31d2aba0677e7574ddb5b29f430b6fe0fda70dbba6600aebf9eeefe9de7b3403
[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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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] ac7d4202982df5c1ca3f7a2750b66ca0c5a912aad91e529d8cf7227b3987cfea
[INFO] running `Command { std: "docker" "start" "-a" "ac7d4202982df5c1ca3f7a2750b66ca0c5a912aad91e529d8cf7227b3987cfea", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/matrix_conduit-9a9571efb9436efc)
[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" "ac7d4202982df5c1ca3f7a2750b66ca0c5a912aad91e529d8cf7227b3987cfea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac7d4202982df5c1ca3f7a2750b66ca0c5a912aad91e529d8cf7227b3987cfea", kill_on_drop: false }`
[INFO] [stdout] ac7d4202982df5c1ca3f7a2750b66ca0c5a912aad91e529d8cf7227b3987cfea