[INFO] cloning repository https://github.com/rust-lang-nursery/crater
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rust-lang-nursery/crater" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang-nursery%2Fcrater", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang-nursery%2Fcrater'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dcc54566d5ec82cabca435c0145cbd06f32d3602
[INFO] checking rust-lang-nursery/crater against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang-nursery%2Fcrater" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rust-lang-nursery/crater on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rust-lang-nursery/crater
[INFO] finished tweaking git repo https://github.com/rust-lang-nursery/crater
[INFO] tweaked toml for git repo https://github.com/rust-lang-nursery/crater written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/rust-lang-nursery/crater already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76b9be7584d949f0156a3db72fad0cb7b26dd528df924bfd77b976d4b3a0b25a
[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" "76b9be7584d949f0156a3db72fad0cb7b26dd528df924bfd77b976d4b3a0b25a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76b9be7584d949f0156a3db72fad0cb7b26dd528df924bfd77b976d4b3a0b25a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76b9be7584d949f0156a3db72fad0cb7b26dd528df924bfd77b976d4b3a0b25a", kill_on_drop: false }`
[INFO] [stdout] 76b9be7584d949f0156a3db72fad0cb7b26dd528df924bfd77b976d4b3a0b25a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6759d2be90fabbca2b3050af767b7fa69645774912d39931c60778f59397f6d
[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" "b6759d2be90fabbca2b3050af767b7fa69645774912d39931c60778f59397f6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
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[INFO] [stderr]    Compiling unicode-xid v0.1.0
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[INFO] [stderr]    Compiling unicode-xid v0.2.0
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[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
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[INFO] [stderr]    Compiling regex v1.0.5
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[INFO] [stderr]    Compiling failure_derive v0.1.3
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[INFO] [stderr]     Checking constant_time_eq v0.1.3
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[INFO] [stderr]    Compiling protobuf v2.8.1
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[INFO] [stderr]    Compiling rustwide v0.10.0
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[INFO] [stderr]    Compiling crater v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking macro-utils v0.1.2
[INFO] [stderr]     Checking bytesize v0.1.3
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[INFO] [stderr]    Compiling escargot v0.3.1
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[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking rand_core v0.2.2
[INFO] [stderr]     Checking regex-syntax v0.6.2
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[INFO] [stderr]     Checking arrayvec v0.4.7
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[INFO] [stderr]     Checking unic-ucd-version v0.7.0
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[INFO] [stderr]    Compiling unicase v2.6.0
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[INFO] [stderr]     Checking smallvec v0.6.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking tokio-executor v0.1.5
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[INFO] [stderr]    Compiling openssl-sys v0.9.40
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling curl-sys v0.4.13
[INFO] [stderr]    Compiling libssh2-sys v0.2.11
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]    Compiling libgit2-sys v0.7.10
[INFO] [stderr]    Compiling libsqlite3-sys v0.10.0
[INFO] [stderr]     Checking tokio-timer v0.2.7
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[INFO] [stderr]     Checking crossbeam-deque v0.6.1
[INFO] [stderr]     Checking block-buffer v0.7.0
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[INFO] [stderr]     Checking crypto-mac v0.5.2
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling quote v0.6.9
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.8.0
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[INFO] [stderr]     Checking rand v0.5.5
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[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking dirs v1.0.4
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking signal-hook v0.1.5
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking filetime v0.2.1
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[INFO] [stderr]     Checking unic-segment v0.7.0
[INFO] [stderr]     Checking url v1.7.1
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling pest_meta v2.0.3
[INFO] [stderr]     Checking libflate v0.1.18
[INFO] [stderr]     Checking sha2 v0.7.1
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[INFO] [stderr]     Checking bytes v0.4.10
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]    Compiling syn v0.15.18
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking mime v0.3.12
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling mime_guess v2.0.3
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[INFO] [stderr]     Checking csv-core v0.1.4
[INFO] [stderr]     Checking tar v0.4.17
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]     Checking tokio-io v0.1.10
[INFO] [stderr]     Checking http v0.1.13
[INFO] [stderr]     Checking input_buffer v0.2.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.8
[INFO] [stderr]     Checking uuid v0.7.1
[INFO] [stderr]     Checking tempfile v3.0.4
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking flate2 v1.0.4
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]     Checking tungstenite v0.6.1
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]    Compiling pest_generator v2.0.0
[INFO] [stderr]     Checking tokio-fs v0.1.4
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking error-chain v0.11.0
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[INFO] [stderr]     Checking minifier v0.0.20
[INFO] [stderr]     Checking env_logger v0.6.0
[INFO] [stderr]     Checking predicates v1.0.0
[INFO] [stderr]     Checking ctrlc v3.1.3
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]     Checking headers-core v0.0.1
[INFO] [stderr]    Compiling pest_derive v2.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling headers-derive v0.0.1
[INFO] [stderr]    Compiling paste-impl v0.1.3
[INFO] [stderr]    Compiling structopt-derive v0.2.13
[INFO] [stderr]     Checking failure v0.1.3
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[INFO] [stderr]     Checking headers-ext v0.0.3
[INFO] [stderr]     Checking structopt v0.2.13
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.19
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking pin-project v0.4.19
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking serde_urlencoded v0.5.3
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[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking toml v0.5.5
[INFO] [stderr]     Checking csv v1.0.2
[INFO] [stderr]     Checking serde_regex v0.3.1
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[INFO] [stderr]     Checking rust_team_data v1.0.0 (https://github.com/rust-lang/team#8d8902d7)
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling rusoto_core v0.35.0
[INFO] [stderr]     Checking rusqlite v0.15.0
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[INFO] [stderr]     Checking chrono-humanize v0.0.11
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[INFO] [stderr]     Checking crates-index v0.12.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 24s
[INFO] running `Command { std: "docker" "inspect" "b6759d2be90fabbca2b3050af767b7fa69645774912d39931c60778f59397f6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6759d2be90fabbca2b3050af767b7fa69645774912d39931c60778f59397f6d", kill_on_drop: false }`
[INFO] [stdout] b6759d2be90fabbca2b3050af767b7fa69645774912d39931c60778f59397f6d