[INFO] fetching crate merit 0.6.0...
[INFO] checking merit-0.6.0 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate merit 0.6.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate merit 0.6.0 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate merit 0.6.0
[INFO] finished tweaking crates.io crate merit 0.6.0
[INFO] tweaked toml for crates.io crate merit 0.6.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate merit 0.6.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ab_glyph_rasterizer v0.1.2
[INFO] [stderr]   Downloaded new_debug_unreachable v1.0.3
[INFO] [stderr]   Downloaded derive_more v0.99.2
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.10
[INFO] [stderr]   Downloaded owned_ttf_parser v0.7.0
[INFO] [stderr]   Downloaded cssparser v0.27.1
[INFO] [stderr]   Downloaded ttf-parser v0.7.0
[INFO] [stderr]   Downloaded ab_glyph v0.2.4
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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] 0c6555ab71e1c87c4da89aefec51f11f9269901f4265453c08f866637f33505d
[INFO] running `Command { std: "docker" "start" "-a" "0c6555ab71e1c87c4da89aefec51f11f9269901f4265453c08f866637f33505d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c6555ab71e1c87c4da89aefec51f11f9269901f4265453c08f866637f33505d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c6555ab71e1c87c4da89aefec51f11f9269901f4265453c08f866637f33505d", kill_on_drop: false }`
[INFO] [stdout] 0c6555ab71e1c87c4da89aefec51f11f9269901f4265453c08f866637f33505d
[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=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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--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] b7f634bfca8d18890f23a9a60b14b284431967f617f635cb50bb2b8b42dcee8f
[INFO] running `Command { std: "docker" "start" "-a" "b7f634bfca8d18890f23a9a60b14b284431967f617f635cb50bb2b8b42dcee8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling siphasher v0.3.1
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.3
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling dtoa v0.4.4
[INFO] [stderr]    Compiling utf-8 v0.7.5
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling smallvec v0.6.10
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling smallvec v1.2.0
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling thin-slice v0.1.1
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling ego-tree v0.6.2
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking ttf-parser v0.7.0
[INFO] [stderr]    Compiling maud_htmlescape v0.17.0
[INFO] [stderr]     Checking os_str_bytes v2.3.1
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.2
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking half v1.6.0
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking oorandom v11.1.2
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]    Compiling futf v0.1.4
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking dtoa-short v0.3.2
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling servo_arc v0.1.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling tendril v0.4.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling indexmap v1.3.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking owned_ttf_parser v0.7.0
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking num_cpus v1.11.1
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking ab_glyph v0.2.4
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling selectors v0.22.0
[INFO] [stderr]     Checking string_cache v0.8.0
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.10
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling cssparser v0.27.1
[INFO] [stderr]    Compiling cssparser-macros v0.6.0
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling derive_more v0.99.2
[INFO] [stderr]    Compiling maud_macros v0.22.0
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.1
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]     Checking maud v0.22.0
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]     Checking clap v3.0.0-beta.1
[INFO] [stderr]    Compiling markup5ever v0.10.0
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stderr]    Compiling scraper v0.12.0
[INFO] [stderr]    Compiling merit v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 44s
[INFO] running `Command { std: "docker" "inspect" "b7f634bfca8d18890f23a9a60b14b284431967f617f635cb50bb2b8b42dcee8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7f634bfca8d18890f23a9a60b14b284431967f617f635cb50bb2b8b42dcee8f", kill_on_drop: false }`
[INFO] [stdout] b7f634bfca8d18890f23a9a60b14b284431967f617f635cb50bb2b8b42dcee8f