[INFO] fetching crate snapper-box 0.0.4...
[INFO] checking snapper-box-0.0.4 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate snapper-box 0.0.4 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate snapper-box 0.0.4 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate snapper-box 0.0.4
[INFO] finished tweaking crates.io crate snapper-box 0.0.4
[INFO] tweaked toml for crates.io crate snapper-box 0.0.4 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate snapper-box 0.0.4 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zeroize_derive v1.2.2
[INFO] [stderr]   Downloaded zstd v0.9.0+zstd.1.5.0
[INFO] [stderr]   Downloaded zeroize v1.4.3
[INFO] [stderr]   Downloaded zstd-safe v4.1.1+zstd.1.5.0
[INFO] [stderr]   Downloaded plotters-svg v0.3.1
[INFO] [stderr]   Downloaded redacted v0.1.2
[INFO] [stderr]   Downloaded async-oneshot v0.5.0
[INFO] [stderr]   Downloaded cpufeatures v0.2.1
[INFO] [stderr]   Downloaded argon2 v0.3.1
[INFO] [stderr]   Downloaded blake2 v0.9.2
[INFO] [stderr]   Downloaded flume v0.10.9
[INFO] [stderr]   Downloaded serde_json v1.0.69
[INFO] [stderr]   Downloaded criterion v0.3.5
[INFO] [stderr]   Downloaded spin v0.9.2
[INFO] [stderr]   Downloaded blake3 v1.2.0
[INFO] [stderr]   Downloaded structopt v0.3.25
[INFO] [stderr]   Downloaded proptest v1.0.0
[INFO] [stderr]   Downloaded futures-micro v0.5.0
[INFO] [stderr]   Downloaded chacha20 v0.8.1
[INFO] [stderr]   Downloaded nanorand v0.6.1
[INFO] [stderr]   Downloaded bit-set v0.5.2
[INFO] [stderr]   Downloaded criterion-plot v0.4.4
[INFO] [stderr]   Downloaded plotters-backend v0.3.2
[INFO] [stderr]   Downloaded zstd-sys v1.6.1+zstd.1.5.0
[INFO] [stderr]   Downloaded tracing-subscriber v0.3.1
[INFO] [stderr]   Downloaded plotters v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d3e8b13ee6c36ec143774103572bf5930874dee720f79bdd2606dc801ab55c85
[INFO] running `Command { std: "docker" "start" "-a" "d3e8b13ee6c36ec143774103572bf5930874dee720f79bdd2606dc801ab55c85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3e8b13ee6c36ec143774103572bf5930874dee720f79bdd2606dc801ab55c85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3e8b13ee6c36ec143774103572bf5930874dee720f79bdd2606dc801ab55c85", kill_on_drop: false }`
[INFO] [stdout] d3e8b13ee6c36ec143774103572bf5930874dee720f79bdd2606dc801ab55c85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43d4700d47b6eadb076ab88938484b8e65c2c391b78d9674f82a04b846b4edfe
[INFO] running `Command { std: "docker" "start" "-a" "43d4700d47b6eadb076ab88938484b8e65c2c391b78d9674f82a04b846b4edfe", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling zstd-safe v4.1.1+zstd.1.5.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling serde_json v1.0.69
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking plotters-backend v0.3.2
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking base64ct v1.0.1
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking plotters-svg v0.3.1
[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking cpufeatures v0.2.1
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking quick-error v2.0.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling cc v1.0.71
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking plotters v0.3.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking password-hash v0.3.2
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking criterion-plot v0.4.4
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking cipher v0.3.0
[INFO] [stderr]     Checking blake2 v0.9.2
[INFO] [stderr]    Compiling zstd-sys v1.6.1+zstd.1.5.0
[INFO] [stderr]    Compiling blake3 v1.2.0
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking proptest v1.0.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling zeroize_derive v1.2.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]     Checking zeroize v1.4.3
[INFO] [stderr]     Checking argon2 v0.3.1
[INFO] [stderr]     Checking chacha20 v0.8.1
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]     Checking snafu v0.6.10
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking redacted v0.1.2
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.3.5
[INFO] [stderr]     Checking zstd v0.9.0+zstd.1.5.0
[INFO] [stderr]     Checking snapper-box v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "43d4700d47b6eadb076ab88938484b8e65c2c391b78d9674f82a04b846b4edfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43d4700d47b6eadb076ab88938484b8e65c2c391b78d9674f82a04b846b4edfe", kill_on_drop: false }`
[INFO] [stdout] 43d4700d47b6eadb076ab88938484b8e65c2c391b78d9674f82a04b846b4edfe