[INFO] fetching crate nullnet-libtunnel 0.3.3...
[INFO] testing nullnet-libtunnel-0.3.3 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate nullnet-libtunnel 0.3.3 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate nullnet-libtunnel 0.3.3
[INFO] finished tweaking crates.io crate nullnet-libtunnel 0.3.3
[INFO] tweaked toml for crates.io crate nullnet-libtunnel 0.3.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nullnet-libtunnel 0.3.3 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nullnet-libtunnel 0.3.3 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nullnet-liberror v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ae654936b39b6fe38b2643171e2e4c95a51d20c53fe75e4413180f3f2af17a2
[INFO] running `Command { std: "docker" "start" "-a" "3ae654936b39b6fe38b2643171e2e4c95a51d20c53fe75e4413180f3f2af17a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ae654936b39b6fe38b2643171e2e4c95a51d20c53fe75e4413180f3f2af17a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ae654936b39b6fe38b2643171e2e4c95a51d20c53fe75e4413180f3f2af17a2", kill_on_drop: false }`
[INFO] [stdout] 3ae654936b39b6fe38b2643171e2e4c95a51d20c53fe75e4413180f3f2af17a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] a65d2c8a02a7de56657d103c32a056fecef8d0ad95b203651c5c1466559dbf07
[INFO] running `Command { std: "docker" "start" "-a" "a65d2c8a02a7de56657d103c32a056fecef8d0ad95b203651c5c1466559dbf07", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling cpufeatures v0.2.17
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling nullnet-liberror v0.1.1
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling socket2 v0.5.9
[INFO] [stderr]    Compiling signal-hook-registry v1.4.5
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling uuid v1.16.0
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tokio v1.45.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling nullnet-libtunnel v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.99s
[INFO] running `Command { std: "docker" "inspect" "a65d2c8a02a7de56657d103c32a056fecef8d0ad95b203651c5c1466559dbf07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a65d2c8a02a7de56657d103c32a056fecef8d0ad95b203651c5c1466559dbf07", kill_on_drop: false }`
[INFO] [stdout] a65d2c8a02a7de56657d103c32a056fecef8d0ad95b203651c5c1466559dbf07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] cb53c6efad71cfb6b7c013032bfc35e7204a9068cde3eeaf0788479967a30871
[INFO] running `Command { std: "docker" "start" "-a" "cb53c6efad71cfb6b7c013032bfc35e7204a9068cde3eeaf0788479967a30871", kill_on_drop: false }`
[INFO] [stderr]    Compiling nullnet-libtunnel v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `Command { std: "docker" "inspect" "cb53c6efad71cfb6b7c013032bfc35e7204a9068cde3eeaf0788479967a30871", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb53c6efad71cfb6b7c013032bfc35e7204a9068cde3eeaf0788479967a30871", kill_on_drop: false }`
[INFO] [stdout] cb53c6efad71cfb6b7c013032bfc35e7204a9068cde3eeaf0788479967a30871
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 81dd87df014672408b562b8732e0defbe7145258a3149433c4b98241e7062dea
[INFO] running `Command { std: "docker" "start" "-a" "81dd87df014672408b562b8732e0defbe7145258a3149433c4b98241e7062dea", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/nullnet_libtunnel-98a459f6fc579f87)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test protocol::hash::tests::test_str_hash_empty_string ... ok
[INFO] [stdout] test protocol::hash::tests::test_str_hash_length ... ok
[INFO] [stdout] test protocol::hash::tests::test_str_hash_different_inputs ... ok
[INFO] [stdout] test protocol::messages::tests::can_transfer_hash ... ok
[INFO] [stdout] test protocol::hash::tests::test_str_hash_consistency ... ok
[INFO] [stdout] test protocol::messages::tests::messages_are_distinguishable ... ok
[INFO] [stdout] test protocol::messages::tests::some_messages_must_have_the_same_length ... ok
[INFO] [stdout] test protocol::messages::tests::test_control_connection_request_serialization ... ok
[INFO] [stdout] test protocol::messages::tests::test_message_deserialization ... ok
[INFO] [stdout] test protocol::messages::tests::test_message_length ... ok
[INFO] [stdout] test protocol::messages::tests::test_invalid_deserialization ... ok
[INFO] [stdout] test protocol::messages::tests::test_message_serialization ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "81dd87df014672408b562b8732e0defbe7145258a3149433c4b98241e7062dea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81dd87df014672408b562b8732e0defbe7145258a3149433c4b98241e7062dea", kill_on_drop: false }`
[INFO] [stdout] 81dd87df014672408b562b8732e0defbe7145258a3149433c4b98241e7062dea