[INFO] fetching crate krankerl 0.13.0...
[INFO] checking krankerl-0.13.0 against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] extracting crate krankerl 0.13.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate krankerl 0.13.0 on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate krankerl 0.13.0
[INFO] finished tweaking crates.io crate krankerl 0.13.0
[INFO] tweaked toml for crates.io crate krankerl 0.13.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate krankerl 0.13.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded indenter v0.3.2
[INFO] [stderr]   Downloaded peresil v0.3.0
[INFO] [stderr]   Downloaded xpath_reader v0.5.3
[INFO] [stderr]   Downloaded color-spantrace v0.1.6
[INFO] [stderr]   Downloaded owo-colors v1.3.0
[INFO] [stderr]   Downloaded typed-arena v1.7.0
[INFO] [stderr]   Downloaded eyre v0.6.5
[INFO] [stderr]   Downloaded color-eyre v0.5.10
[INFO] [stderr]   Downloaded npm_scripts v0.2.0
[INFO] [stderr]   Downloaded nextcloud_appinfo v0.6.0
[INFO] [stderr]   Downloaded sxd-document v0.3.2
[INFO] [stderr]   Downloaded sxd-xpath v0.4.2
[INFO] [stderr]   Downloaded nextcloud_appsignature v0.6.0
[INFO] [stderr]   Downloaded nextcloud_appstore v0.8.0
[INFO] [stderr]   Downloaded composer v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 50474cdf19cba4d235cd62c1fc1811a5c9fc858ef12ab83ba908db900001b4fb
[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" "50474cdf19cba4d235cd62c1fc1811a5c9fc858ef12ab83ba908db900001b4fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50474cdf19cba4d235cd62c1fc1811a5c9fc858ef12ab83ba908db900001b4fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50474cdf19cba4d235cd62c1fc1811a5c9fc858ef12ab83ba908db900001b4fb", kill_on_drop: false }`
[INFO] [stdout] 50474cdf19cba4d235cd62c1fc1811a5c9fc858ef12ab83ba908db900001b4fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "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] dc279c855a2c08d8f6e18256137a8e363d84937b611ad6c017f83909a53666da
[INFO] running `Command { std: "docker" "start" "-a" "dc279c855a2c08d8f6e18256137a8e363d84937b611ad6c017f83909a53666da", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling syn v1.0.60
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[INFO] [stderr]     Checking tinyvec_macros v0.1.0
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[INFO] [stderr]    Compiling serde_json v1.0.64
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[INFO] [stderr]    Compiling num-traits v0.2.14
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[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling tokio v1.2.0
[INFO] [stderr]    Compiling num-bigint v0.2.6
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[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]     Checking lock_api v0.4.2
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[INFO] [stderr]     Checking http v0.2.3
[INFO] [stderr]     Checking sxd-document v0.3.2
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[INFO] [stderr]     Checking memchr v2.3.4
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling num-bigint-dig v0.6.1
[INFO] [stderr]     Checking bitflags v1.2.1
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking sharded-slab v0.1.1
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[INFO] [stderr]     Checking bstr v0.2.15
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[INFO] [stderr]     Checking digest v0.9.0
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[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking tracing-subscriber v0.2.16
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking dirs v3.0.1
[INFO] [stderr]     Checking tar v0.4.33
[INFO] [stderr]     Checking sha2 v0.9.3
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking xpath_reader v0.5.3
[INFO] [stderr]     Checking http-body v0.4.0
[INFO] [stderr]     Checking idna v0.2.1
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling libgit2-sys v0.12.18+1.1.0
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]     Checking simple_asn1 v0.4.1
[INFO] [stderr]     Checking pem v0.8.3
[INFO] [stderr]     Checking globset v0.4.6
[INFO] [stderr]     Checking ignore v0.4.17
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking git2 v0.13.17
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.0
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[INFO] [stderr]     Checking rustls v0.19.0
[INFO] [stderr]     Checking webpki-roots v0.21.0
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling tracing-attributes v0.1.13
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling zeroize_derive v1.0.1
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling pin-project-internal v1.0.5
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking zeroize v1.2.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking composer v0.2.1
[INFO] [stderr]     Checking futures-util v0.3.12
[INFO] [stderr]     Checking thiserror v1.0.23
[INFO] [stderr]     Checking nextcloud_appinfo v0.6.0
[INFO] [stderr]     Checking tracing v0.1.23
[INFO] [stderr]     Checking pin-project v1.0.5
[INFO] [stderr]     Checking tracing-error v0.1.2
[INFO] [stderr]     Checking color-spantrace v0.1.6
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[INFO] [stderr]     Checking tokio-rustls v0.22.0
[INFO] [stderr]     Checking hyper v0.14.4
[INFO] [stderr]     Checking serde v1.0.123
[INFO] [stderr]     Checking hyper-rustls v0.22.1
[INFO] [stderr]     Checking docopt v1.1.0
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking nextcloud_appstore v0.8.0
[INFO] [stderr]     Checking npm_scripts v0.2.0
[INFO] [stderr]     Checking rsa v0.3.0
[INFO] [stderr]     Checking nextcloud_appsignature v0.6.0
[INFO] [stderr]     Checking krankerl v0.13.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 28s
[INFO] running `Command { std: "docker" "inspect" "dc279c855a2c08d8f6e18256137a8e363d84937b611ad6c017f83909a53666da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc279c855a2c08d8f6e18256137a8e363d84937b611ad6c017f83909a53666da", kill_on_drop: false }`
[INFO] [stdout] dc279c855a2c08d8f6e18256137a8e363d84937b611ad6c017f83909a53666da