[INFO] fetching crate masker 0.0.4...
[INFO] testing masker-0.0.4 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate masker 0.0.4 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate masker 0.0.4
[INFO] finished tweaking crates.io crate masker 0.0.4
[INFO] tweaked toml for crates.io crate masker 0.0.4 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate masker 0.0.4 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 46 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.1)
[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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 852a822bcd40a71d5ae51882985f9ff45d9609ca16df4ca3ddd6f381e7db23e9
[INFO] running `Command { std: "docker" "start" "-a" "852a822bcd40a71d5ae51882985f9ff45d9609ca16df4ca3ddd6f381e7db23e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "852a822bcd40a71d5ae51882985f9ff45d9609ca16df4ca3ddd6f381e7db23e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "852a822bcd40a71d5ae51882985f9ff45d9609ca16df4ca3ddd6f381e7db23e9", kill_on_drop: false }`
[INFO] [stdout] 852a822bcd40a71d5ae51882985f9ff45d9609ca16df4ca3ddd6f381e7db23e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 3428e7b9f1801ad1502347e50cd95bd4c36a82cc30908763053bf48cac1c9b83
[INFO] running `Command { std: "docker" "start" "-a" "3428e7b9f1801ad1502347e50cd95bd4c36a82cc30908763053bf48cac1c9b83", kill_on_drop: false }`
[INFO] [stderr]    Compiling masker v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "3428e7b9f1801ad1502347e50cd95bd4c36a82cc30908763053bf48cac1c9b83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3428e7b9f1801ad1502347e50cd95bd4c36a82cc30908763053bf48cac1c9b83", kill_on_drop: false }`
[INFO] [stdout] 3428e7b9f1801ad1502347e50cd95bd4c36a82cc30908763053bf48cac1c9b83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 46babda2a97d56d8726aaa35d05d3d3c60a0fef03cf4d4f7f60248ae4a91084b
[INFO] running `Command { std: "docker" "start" "-a" "46babda2a97d56d8726aaa35d05d3d3c60a0fef03cf4d4f7f60248ae4a91084b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tokio v1.45.1
[INFO] [stderr]    Compiling masker v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 11.91s
[INFO] running `Command { std: "docker" "inspect" "46babda2a97d56d8726aaa35d05d3d3c60a0fef03cf4d4f7f60248ae4a91084b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46babda2a97d56d8726aaa35d05d3d3c60a0fef03cf4d4f7f60248ae4a91084b", kill_on_drop: false }`
[INFO] [stdout] 46babda2a97d56d8726aaa35d05d3d3c60a0fef03cf4d4f7f60248ae4a91084b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ea49fce54cda13a2e436c00b8b2a980c5b4a32ee93459c6b97d9b2a60051b5d5
[INFO] running `Command { std: "docker" "start" "-a" "ea49fce54cda13a2e436c00b8b2a980c5b4a32ee93459c6b97d9b2a60051b5d5", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/masker-0a3b8239f937dbe6)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test test::test_chunk_masker_with_prefixes ... ok
[INFO] [stdout] test test::test_masker_with_prefixes ... ok
[INFO] [stdout] test test::test_chunk_masker_sanity ... ok
[INFO] [stdout] test test::test_masker ... ok
[INFO] [stdout] test test::test_chunk_masker_random_no_prefixes has been running for over 60 seconds
[INFO] [stdout] test test::test_chunk_masker_random_with_prefixes has been running for over 60 seconds
[INFO] [stdout] test test::test_chunk_masker_slabs has been running for over 60 seconds
[INFO] [stdout] test test::test_chunk_masker_slabs_with_prefixes has been running for over 60 seconds
[INFO] [stdout] test test::test_masker_random has been running for over 60 seconds
[INFO] [stdout] test test::test_masker_slabs has been running for over 60 seconds
[INFO] [stdout] test test::test_masker_with_prefixes_random has been running for over 60 seconds
[INFO] [stdout] test test::test_union has been running for over 60 seconds
[INFO] [stdout] test test::test_union ... ok
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "ea49fce54cda13a2e436c00b8b2a980c5b4a32ee93459c6b97d9b2a60051b5d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea49fce54cda13a2e436c00b8b2a980c5b4a32ee93459c6b97d9b2a60051b5d5", kill_on_drop: false }`
[INFO] [stdout] ea49fce54cda13a2e436c00b8b2a980c5b4a32ee93459c6b97d9b2a60051b5d5