[INFO] fetching crate tortuga 0.3.2...
[INFO] testing tortuga-0.3.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate tortuga 0.3.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate tortuga 0.3.2 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tortuga 0.3.2
[INFO] finished tweaking crates.io crate tortuga 0.3.2
[INFO] tweaked toml for crates.io crate tortuga 0.3.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate tortuga 0.3.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", 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] 7904f8bad09eb8a377a935cd146f7ab1e484bd4b7a4e33851fa3fb8c85bd7513
[INFO] running `Command { std: "docker" "start" "-a" "7904f8bad09eb8a377a935cd146f7ab1e484bd4b7a4e33851fa3fb8c85bd7513", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7904f8bad09eb8a377a935cd146f7ab1e484bd4b7a4e33851fa3fb8c85bd7513", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7904f8bad09eb8a377a935cd146f7ab1e484bd4b7a4e33851fa3fb8c85bd7513", kill_on_drop: false }`
[INFO] [stdout] 7904f8bad09eb8a377a935cd146f7ab1e484bd4b7a4e33851fa3fb8c85bd7513
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] edbd9a926299399eadeb4c30095b7ad370feed3d74688c3e98242208566d5f5b
[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" "edbd9a926299399eadeb4c30095b7ad370feed3d74688c3e98242208566d5f5b", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling target-lexicon v0.12.1
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling wasmparser v0.78.2
[INFO] [stderr]    Compiling more-asserts v0.2.1
[INFO] [stderr]    Compiling zstd-safe v3.0.1+zstd.1.4.9
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]    Compiling wasmtime-cache v0.28.0
[INFO] [stderr]    Compiling cpp_demangle v0.3.3
[INFO] [stderr]    Compiling leb128 v0.2.4
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling tokio v1.9.0
[INFO] [stderr]    Compiling sharded-slab v0.1.1
[INFO] [stderr]    Compiling jobserver v0.1.22
[INFO] [stderr]    Compiling errno v0.2.7
[INFO] [stderr]    Compiling tracing-log v0.1.2
[INFO] [stderr]    Compiling object v0.26.0
[INFO] [stderr]    Compiling region v2.2.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling directories-next v2.0.0
[INFO] [stderr]    Compiling wast v36.0.0
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling scroll_derive v0.10.5
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling file-per-thread-logger v0.1.4
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling zstd-sys v1.4.20+zstd.1.4.9
[INFO] [stderr]    Compiling wasmtime-fiber v0.28.0
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling wasmtime-runtime v0.28.0
[INFO] [stderr]    Compiling psm v0.1.14
[INFO] [stderr]    Compiling scroll v0.10.2
[INFO] [stderr]    Compiling futures-executor v0.3.16
[INFO] [stderr]    Compiling wat v1.0.38
[INFO] [stderr]    Compiling tokio-util v0.6.7
[INFO] [stderr]    Compiling futures v0.3.16
[INFO] [stderr]    Compiling cranelift-entity v0.75.0
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.75.0
[INFO] [stderr]    Compiling regalloc v0.0.31
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling tracing-serde v0.1.2
[INFO] [stderr]    Compiling serde_yaml v0.8.17
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.75.0
[INFO] [stderr]    Compiling cranelift-bforest v0.75.0
[INFO] [stderr]    Compiling gimli v0.24.0
[INFO] [stderr]    Compiling object v0.25.3
[INFO] [stderr]    Compiling tracing-subscriber v0.2.19
[INFO] [stderr]    Compiling addr2line v0.15.2
[INFO] [stderr]    Compiling cranelift-codegen v0.75.0
[INFO] [stderr]    Compiling zstd v0.6.1+zstd.1.4.9
[INFO] [stderr]    Compiling cranelift-frontend v0.75.0
[INFO] [stderr]    Compiling cranelift-native v0.75.0
[INFO] [stderr]    Compiling cranelift-wasm v0.75.0
[INFO] [stderr]    Compiling wasmtime-environ v0.28.0
[INFO] [stderr]    Compiling wasmtime-debug v0.28.0
[INFO] [stderr]    Compiling wasmtime-cranelift v0.28.0
[INFO] [stderr]    Compiling wasmtime-profiling v0.28.0
[INFO] [stderr]    Compiling wasmtime-obj v0.28.0
[INFO] [stderr]    Compiling wasmtime-jit v0.28.0
[INFO] [stderr]    Compiling wasmtime v0.28.0
[INFO] [stderr]    Compiling tortuga v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 16s
[INFO] running `Command { std: "docker" "inspect" "edbd9a926299399eadeb4c30095b7ad370feed3d74688c3e98242208566d5f5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edbd9a926299399eadeb4c30095b7ad370feed3d74688c3e98242208566d5f5b", kill_on_drop: false }`
[INFO] [stdout] edbd9a926299399eadeb4c30095b7ad370feed3d74688c3e98242208566d5f5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 931e84968a3e6029307e95c237172f81575a174c8689ddc3a6a358b2bd51d2e9
[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" "931e84968a3e6029307e95c237172f81575a174c8689ddc3a6a358b2bd51d2e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.3
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling tortuga v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 29.05s
[INFO] running `Command { std: "docker" "inspect" "931e84968a3e6029307e95c237172f81575a174c8689ddc3a6a358b2bd51d2e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "931e84968a3e6029307e95c237172f81575a174c8689ddc3a6a358b2bd51d2e9", kill_on_drop: false }`
[INFO] [stdout] 931e84968a3e6029307e95c237172f81575a174c8689ddc3a6a358b2bd51d2e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] fea0285e9f357110a3f2014699172f38b58559d737f1e036a92e23f1957f78c9
[INFO] running `Command { std: "docker" "start" "-a" "fea0285e9f357110a3f2014699172f38b58559d737f1e036a92e23f1957f78c9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tortuga-a2475fad7c8e3045)
[INFO] [stdout] 
[INFO] [stdout] running 36 tests
[INFO] [stdout] test compiler::emitter::values::tests::test_vectored ... ok
[INFO] [stdout] test syntax::tortuga::process::tests::test_yaml ... ok
[INFO] [stdout] test compiler::emitter::tests::invalid_module ... ok
[INFO] [stdout] test compiler::emitter::tests::valid_empty_module ... ok
[INFO] [stdout] test compiler::emitter::tests::valid_module_type_only ... ok
[INFO] [stdout] test compiler::emitter::tests::valid_module_table_only ... ok
[INFO] [stdout] test compiler::emitter::tests::empty_module ... ok
[INFO] [stdout] test syntax::web_assembly::instruction::tests::new_expression ... ok
[INFO] [stdout] test syntax::web_assembly::module::tests::new_export ... ok
[INFO] [stdout] test compiler::emitter::tests::valid_module_memory_only ... ok
[INFO] [stdout] test syntax::web_assembly::module::tests::new_import ... ok
[INFO] [stdout] test syntax::web_assembly::module::tests::new_memory ... ok
[INFO] [stdout] test compiler::emitter::tests::valid_module_import_only ... ok
[INFO] [stdout] test syntax::web_assembly::module::tests::module ... ok
[INFO] [stdout] test syntax::web_assembly::instruction::tests::new_memory_argument ... ok
[INFO] [stdout] test syntax::web_assembly::module::tests::new_elements ... ok
[INFO] [stdout] test syntax::web_assembly::module::tests::empty_module ... ok
[INFO] [stdout] test syntax::web_assembly::module::tests::new_data ... ok
[INFO] [stdout] test syntax::web_assembly::types::tests::new_limit ... ok
[INFO] [stdout] test compiler::emitter::tests::valid_module_import ... ok
[INFO] [stdout] test syntax::web_assembly::module::tests::new_function ... ok
[INFO] [stdout] test syntax::web_assembly::module::tests::new_global ... ok
[INFO] [stdout] test syntax::web_assembly::module::tests::new_start ... ok
[INFO] [stdout] test syntax::web_assembly::module::tests::new_table ... ok
[INFO] [stdout] test syntax::web_assembly::types::tests::new_global_type ... ok
[INFO] [stdout] test syntax::web_assembly::types::tests::new_memory_type ... ok
[INFO] [stdout] test syntax::web_assembly::types::tests::new_result_type ... ok
[INFO] [stdout] test syntax::web_assembly::types::tests::new_table_type ... ok
[INFO] [stdout] test syntax::web_assembly::types::tests::new_function_type ... ok
[INFO] [stdout] test compiler::emitter::tests::valid_module_global_only ... ok
[INFO] [stdout] test compiler::emitter::tests::valid_module_data ... ok
[INFO] [stdout] test syntax::web_assembly::values::tests::new_name ... ok
[INFO] [stdout] test compiler::emitter::tests::valid_module_start ... ok
[INFO] [stdout] test compiler::emitter::tests::valid_module ... ok
[INFO] [stdout] test compiler::emitter::tests::valid_module_element ... ok
[INFO] [stdout] test compiler::emitter::tests::valid_module_function ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 36 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tortuga-9df0ac3be051f624)
[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]    Doc-tests tortuga
[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" "fea0285e9f357110a3f2014699172f38b58559d737f1e036a92e23f1957f78c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fea0285e9f357110a3f2014699172f38b58559d737f1e036a92e23f1957f78c9", kill_on_drop: false }`
[INFO] [stdout] fea0285e9f357110a3f2014699172f38b58559d737f1e036a92e23f1957f78c9