[INFO] cloning repository https://github.com/Nanai10a/icey_pudding
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Nanai10a/icey_pudding" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNanai10a%2Ficey_pudding", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNanai10a%2Ficey_pudding'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4a75b351e349eab0c4647e52dfc1d9fbf2ffd617
[INFO] checking Nanai10a/icey_pudding against master#e3c43e64eceb00e13b1932229aa9b2d774e6af96 for pr-95953
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNanai10a%2Ficey_pudding" "/workspace/builds/worker-27/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-27/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Nanai10a/icey_pudding on toolchain e3c43e64eceb00e13b1932229aa9b2d774e6af96
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e3c43e64eceb00e13b1932229aa9b2d774e6af96" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Nanai10a/icey_pudding
[INFO] finished tweaking git repo https://github.com/Nanai10a/icey_pudding
[INFO] tweaked toml for git repo https://github.com/Nanai10a/icey_pudding written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] crate git repo https://github.com/Nanai10a/icey_pudding already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e3c43e64eceb00e13b1932229aa9b2d774e6af96" "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 tracing-subscriber v0.2.23
[INFO] [stderr]   Downloaded mongodb v2.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+e3c43e64eceb00e13b1932229aa9b2d774e6af96" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 487b4c208a4142f3d38e543e8828bc536e16198e5441c7e3c0996181027871db
[INFO] running `Command { std: "docker" "start" "-a" "487b4c208a4142f3d38e543e8828bc536e16198e5441c7e3c0996181027871db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "487b4c208a4142f3d38e543e8828bc536e16198e5441c7e3c0996181027871db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "487b4c208a4142f3d38e543e8828bc536e16198e5441c7e3c0996181027871db", kill_on_drop: false }`
[INFO] [stdout] 487b4c208a4142f3d38e543e8828bc536e16198e5441c7e3c0996181027871db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+e3c43e64eceb00e13b1932229aa9b2d774e6af96" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3502c682dae482ba63a6e44c2eb8a51562c7b4e1903317d6ee498e093b48c3de
[INFO] running `Command { std: "docker" "start" "-a" "3502c682dae482ba63a6e44c2eb8a51562c7b4e1903317d6ee498e093b48c3de", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.0.1
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[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]    Compiling futures-core v0.3.17
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[INFO] [stderr]     Checking smallvec v1.6.1
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[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling typenum v1.14.0
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[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
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[INFO] [stderr]    Compiling encoding_rs v0.8.28
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[INFO] [stderr]    Compiling crc32fast v1.2.1
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[INFO] [stderr]     Checking range_parser v0.1.0-alpha (https://github.com/Nanai10a/range_parser#a09d485a)
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[INFO] [stderr]    Compiling heck v0.3.3
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[INFO] [stderr]     Checking input_buffer v0.3.1
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking os_info v3.0.7
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.9
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[INFO] [stderr]     Checking num_cpus v1.13.0
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[INFO] [stderr]    Compiling mime_guess v2.0.3
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[INFO] [stderr]     Checking rand_chacha v0.3.1
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[INFO] [stderr]     Checking rustls v0.19.1
[INFO] [stderr]     Checking webpki-roots v0.21.1
[INFO] [stderr]     Checking webpki-roots v0.20.0
[INFO] [stderr]    Compiling darling_core v0.13.0
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.16
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
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[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.4
[INFO] [stderr]    Compiling async-recursion v0.3.2
[INFO] [stderr]    Compiling darling_macro v0.13.0
[INFO] [stderr]     Checking tracing v0.1.28
[INFO] [stderr]    Compiling darling v0.13.0
[INFO] [stderr]     Checking pin-project v1.0.8
[INFO] [stderr]    Compiling serde_with_macros v1.5.0
[INFO] [stderr]     Checking thiserror v1.0.29
[INFO] [stderr]     Checking clap v3.0.0-beta.4
[INFO] [stderr]     Checking futures v0.3.17
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[INFO] [stderr]     Checking tokio-rustls v0.22.0
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[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking serde_with v1.10.0
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[INFO] [stderr]     Checking bson v2.0.0
[INFO] [stderr]     Checking tracing-subscriber v0.2.23
[INFO] [stderr]     Checking hyper v0.14.13
[INFO] [stderr]     Checking mongodb v2.0.0
[INFO] [stderr]     Checking hyper-rustls v0.22.1
[INFO] [stderr]     Checking reqwest v0.11.4
[INFO] [stderr]     Checking icey_pudding v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.88s
[INFO] running `Command { std: "docker" "inspect" "3502c682dae482ba63a6e44c2eb8a51562c7b4e1903317d6ee498e093b48c3de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3502c682dae482ba63a6e44c2eb8a51562c7b4e1903317d6ee498e093b48c3de", kill_on_drop: false }`
[INFO] [stdout] 3502c682dae482ba63a6e44c2eb8a51562c7b4e1903317d6ee498e093b48c3de