[INFO] fetching crate savory-elements 0.6.0...
[INFO] testing savory-elements-0.6.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate savory-elements 0.6.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate savory-elements 0.6.0 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 savory-elements 0.6.0
[INFO] finished tweaking crates.io crate savory-elements 0.6.0
[INFO] tweaked toml for crates.io crate savory-elements 0.6.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro-nested v0.1.7
[INFO] [stderr]   Downloaded winapi v0.3.9
[INFO] [stderr]   Downloaded futures-core v0.3.17
[INFO] [stderr]   Downloaded stdweb-internal-runtime v0.1.5
[INFO] [stderr]   Downloaded rustc_version v0.3.3
[INFO] [stderr]   Downloaded convert_case v0.4.0
[INFO] [stderr]   Downloaded cfg-if v1.0.0
[INFO] [stderr]   Downloaded phf_codegen v0.8.0
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.19
[INFO] [stderr]   Downloaded rand v0.7.3
[INFO] [stderr]   Downloaded const_fn v0.4.8
[INFO] [stderr]   Downloaded futures-util v0.3.17
[INFO] [stderr]   Downloaded ucd-trie v0.1.3
[INFO] [stderr]   Downloaded serde v1.0.130
[INFO] [stderr]   Downloaded version_check v0.9.3
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.10
[INFO] [stderr]   Downloaded unicode-width v0.1.8
[INFO] [stderr]   Downloaded bitflags v1.3.2
[INFO] [stderr]   Downloaded semver v0.11.0
[INFO] [stderr]   Downloaded paste v1.0.5
[INFO] [stderr]   Downloaded palette_derive v0.5.0
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.77
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.77
[INFO] [stderr]   Downloaded savory-elements-derive v0.6.0
[INFO] [stderr]   Downloaded stdweb-internal-macros v0.2.9
[INFO] [stderr]   Downloaded semver v0.9.0
[INFO] [stderr]   Downloaded stdweb v0.4.20
[INFO] [stderr]   Downloaded stdweb-derive v0.5.3
[INFO] [stderr]   Downloaded semver-parser v0.10.2
[INFO] [stderr]   Downloaded base-x v0.2.8
[INFO] [stderr]   Downloaded discard v1.0.4
[INFO] [stderr]   Downloaded approx v0.3.2
[INFO] [stderr]   Downloaded rand_hc v0.2.0
[INFO] [stderr]   Downloaded getopts v0.2.21
[INFO] [stderr]   Downloaded phf v0.8.0
[INFO] [stderr]   Downloaded futures-channel v0.3.17
[INFO] [stderr]   Downloaded siphasher v0.3.7
[INFO] [stderr]   Downloaded pest v2.1.3
[INFO] [stderr]   Downloaded derive_more v0.99.16
[INFO] [stderr]   Downloaded derive_rich v0.4.4
[INFO] [stderr]   Downloaded dbg v1.0.4
[INFO] [stderr]   Downloaded palette v0.5.0
[INFO] [stderr]   Downloaded enclose v1.1.8
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.77
[INFO] [stderr]   Downloaded phf_generator v0.8.0
[INFO] [stderr]   Downloaded phf_shared v0.8.0
[INFO] [stderr]   Downloaded console_error_panic_hook v0.1.6
[INFO] [stderr]   Downloaded libc v0.2.101
[INFO] [stderr]   Downloaded sha1 v0.6.0
[INFO] [stderr]   Downloaded winapi-i686-pc-windows-gnu v0.4.0
[INFO] [stderr]   Downloaded savory-style v0.6.0
[INFO] [stderr]   Downloaded winapi-x86_64-pc-windows-gnu v0.4.0
[INFO] [stderr]   Downloaded web-sys v0.3.54
[INFO] [stderr]   Downloaded percent-encoding v2.1.0
[INFO] [stderr]   Downloaded version_check v0.1.5
[INFO] [stderr]   Downloaded bumpalo v3.7.0
[INFO] [stderr]   Downloaded wasi v0.9.0+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded js-sys v0.3.54
[INFO] [stderr]   Downloaded rand_pcg v0.2.1
[INFO] [stderr]   Downloaded cfg-if v0.1.10
[INFO] [stderr]   Downloaded semver-parser v0.7.0
[INFO] [stderr]   Downloaded rustc_version v0.2.3
[INFO] [stderr]   Downloaded cookie v0.14.4
[INFO] [stderr]   Downloaded gloo-events v0.1.1
[INFO] [stderr]   Downloaded time v0.2.27
[INFO] [stderr]   Downloaded time-macros-impl v0.1.2
[INFO] [stderr]   Downloaded savory v0.6.0
[INFO] [stderr]   Downloaded gloo-file v0.1.0
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.27
[INFO] [stderr]   Downloaded seed v0.8.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.77
[INFO] [stderr]   Downloaded futures-executor v0.3.17
[INFO] [stderr]   Downloaded futures-io v0.3.17
[INFO] [stderr]   Downloaded futures-macro v0.3.17
[INFO] [stderr]   Downloaded futures-task v0.3.17
[INFO] [stderr]   Downloaded futures v0.3.17
[INFO] [stderr]   Downloaded futures-sink v0.3.17
[INFO] [stderr]   Downloaded autocfg v1.0.1
[INFO] [stderr]   Downloaded pulldown-cmark v0.8.0
[INFO] [stderr]   Downloaded rand_chacha v0.2.2
[INFO] [stderr]   Downloaded getrandom v0.1.16
[INFO] [stderr]   Downloaded serde_derive v1.0.130
[INFO] [stderr]   Downloaded serde_json v1.0.67
[INFO] [stderr]   Downloaded num-traits v0.2.14
[INFO] [stderr]   Downloaded pin-project-lite v0.2.7
[INFO] [stderr]   Downloaded pin-utils v0.1.0
[INFO] [stderr]   Downloaded slab v0.4.4
[INFO] [stderr]   Downloaded gloo-timers v0.2.1
[INFO] [stderr]   Downloaded hashbrown v0.11.2
[INFO] [stderr]   Downloaded indexmap v1.7.0
[INFO] [stderr]   Downloaded memchr v2.4.1
[INFO] [stderr]   Downloaded unicase v2.6.0
[INFO] [stderr]   Downloaded rand_core v0.5.1
[INFO] [stderr]   Downloaded uuid v0.8.2
[INFO] [stderr]   Downloaded itoa v0.4.8
[INFO] [stderr]   Downloaded ryu v1.0.5
[INFO] [stderr]   Downloaded log v0.4.14
[INFO] [stderr]   Downloaded standback v0.2.17
[INFO] [stderr]   Downloaded time-macros v0.1.1
[INFO] [stderr]   Downloaded wasi v0.10.2+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded getrandom v0.2.3
[INFO] [stderr]   Downloaded lazy_static v1.4.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.77
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 495dd6adc2b823b960abf0b4e278c2044e4955740809f18e6baafa9a83ea18d9
[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" "495dd6adc2b823b960abf0b4e278c2044e4955740809f18e6baafa9a83ea18d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "495dd6adc2b823b960abf0b4e278c2044e4955740809f18e6baafa9a83ea18d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "495dd6adc2b823b960abf0b4e278c2044e4955740809f18e6baafa9a83ea18d9", kill_on_drop: false }`
[INFO] [stdout] 495dd6adc2b823b960abf0b4e278c2044e4955740809f18e6baafa9a83ea18d9
[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=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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c7d68563a9e38ddd4ae16a009e05c96ec2a752384acd68e37f240cfcaced6269
[INFO] running `Command { std: "docker" "start" "-a" "c7d68563a9e38ddd4ae16a009e05c96ec2a752384acd68e37f240cfcaced6269", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-bindgen v0.2.77
[INFO] [stderr]    Compiling enclose v1.1.8
[INFO] [stderr]    Compiling seed v0.8.0
[INFO] [stderr]    Compiling dbg v1.0.4
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.77
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling palette_derive v0.5.0
[INFO] [stderr]    Compiling derive_rich v0.4.4
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling savory-elements-derive v0.6.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.77
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.77
[INFO] [stderr]    Compiling palette v0.5.0
[INFO] [stderr]    Compiling cookie v0.14.4
[INFO] [stderr]    Compiling futures-executor v0.3.17
[INFO] [stderr]    Compiling js-sys v0.3.54
[INFO] [stderr]    Compiling console_error_panic_hook v0.1.6
[INFO] [stderr]    Compiling futures v0.3.17
[INFO] [stderr]    Compiling web-sys v0.3.54
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.4.27
[INFO] [stderr]    Compiling gloo-events v0.1.1
[INFO] [stderr]    Compiling gloo-timers v0.2.1
[INFO] [stderr]    Compiling gloo-file v0.1.0
[INFO] [stderr]    Compiling savory v0.6.0
[INFO] [stderr]    Compiling savory-style v0.6.0
[INFO] [stderr]    Compiling savory-elements v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.68s
[INFO] running `Command { std: "docker" "inspect" "c7d68563a9e38ddd4ae16a009e05c96ec2a752384acd68e37f240cfcaced6269", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7d68563a9e38ddd4ae16a009e05c96ec2a752384acd68e37f240cfcaced6269", kill_on_drop: false }`
[INFO] [stdout] c7d68563a9e38ddd4ae16a009e05c96ec2a752384acd68e37f240cfcaced6269
[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=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] 011ce024b58c0743c27bd6ccdd5d71e1a9aa6c63cb3c334a73461a07e980bc88
[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" "011ce024b58c0743c27bd6ccdd5d71e1a9aa6c63cb3c334a73461a07e980bc88", kill_on_drop: false }`
[INFO] [stderr]    Compiling savory-elements v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "011ce024b58c0743c27bd6ccdd5d71e1a9aa6c63cb3c334a73461a07e980bc88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "011ce024b58c0743c27bd6ccdd5d71e1a9aa6c63cb3c334a73461a07e980bc88", kill_on_drop: false }`
[INFO] [stdout] 011ce024b58c0743c27bd6ccdd5d71e1a9aa6c63cb3c334a73461a07e980bc88
[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=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] [stdout] 25707932df18debfc8e2e96a3360470363a8f5e69655f6f63fcf798a177e2371
[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" "25707932df18debfc8e2e96a3360470363a8f5e69655f6f63fcf798a177e2371", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/savory_elements-b7b3a906528f0919)
[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 savory-elements
[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" "25707932df18debfc8e2e96a3360470363a8f5e69655f6f63fcf798a177e2371", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25707932df18debfc8e2e96a3360470363a8f5e69655f6f63fcf798a177e2371", kill_on_drop: false }`
[INFO] [stdout] 25707932df18debfc8e2e96a3360470363a8f5e69655f6f63fcf798a177e2371