[INFO] fetching crate kattis 0.2.3...
[INFO] checking kattis-0.2.3 against master#f1ce0e6a00593493a12e0e3662119786c761f375 for pr-92413
[INFO] extracting crate kattis 0.2.3 into /workspace/builds/worker-85/source
[INFO] validating manifest of crates.io crate kattis 0.2.3 on toolchain f1ce0e6a00593493a12e0e3662119786c761f375
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f1ce0e6a00593493a12e0e3662119786c761f375" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kattis 0.2.3
[INFO] finished tweaking crates.io crate kattis 0.2.3
[INFO] tweaked toml for crates.io crate kattis 0.2.3 written to /workspace/builds/worker-85/source/Cargo.toml
[INFO] crate crates.io crate kattis 0.2.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f1ce0e6a00593493a12e0e3662119786c761f375" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+f1ce0e6a00593493a12e0e3662119786c761f375" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e0052b1ec512726c0fef264729070917590f87e6e2ca85918df37d3170ac84ef
[INFO] running `Command { std: "docker" "start" "-a" "e0052b1ec512726c0fef264729070917590f87e6e2ca85918df37d3170ac84ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0052b1ec512726c0fef264729070917590f87e6e2ca85918df37d3170ac84ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0052b1ec512726c0fef264729070917590f87e6e2ca85918df37d3170ac84ef", kill_on_drop: false }`
[INFO] [stdout] e0052b1ec512726c0fef264729070917590f87e6e2ca85918df37d3170ac84ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+f1ce0e6a00593493a12e0e3662119786c761f375" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0976949b4cdb3b8b66bd970bb89d56cef8fd96e537c2b3bd10239c78c2641873
[INFO] running `Command { std: "docker" "start" "-a" "0976949b4cdb3b8b66bd970bb89d56cef8fd96e537c2b3bd10239c78c2641873", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]     Checking futures v0.1.30
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking object v0.22.0
[INFO] [stderr]     Checking precomputed-hash v0.1.1
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[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]     Checking thread_local v1.0.1
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[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]     Checking bzip2-sys v0.1.9+1.0.8
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[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]     Checking futf v0.1.4
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[INFO] [stderr]     Checking crossterm_style v0.5.2
[INFO] [stderr]     Checking tendril v0.4.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking crossterm_input v0.4.1
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[INFO] [stderr]     Checking crossterm v0.11.1
[INFO] [stderr]    Compiling native-tls v0.2.6
[INFO] [stderr]     Checking tokio-reactor v0.1.12
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[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking tokio v0.1.22
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[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]     Checking backtrace v0.3.55
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]     Checking failure v0.1.8
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[INFO] [stderr]     Checking zip v0.5.8
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]    Compiling html5ever v0.23.0
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling derive_more v0.15.0
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking serde_yaml v0.8.14
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]    Compiling markup5ever v0.8.1
[INFO] [stderr]     Checking select v0.4.3
[INFO] [stderr]     Checking kattis v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]   --> src/main.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]   --> src/main.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.21s
[INFO] running `Command { std: "docker" "inspect" "0976949b4cdb3b8b66bd970bb89d56cef8fd96e537c2b3bd10239c78c2641873", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0976949b4cdb3b8b66bd970bb89d56cef8fd96e537c2b3bd10239c78c2641873", kill_on_drop: false }`
[INFO] [stdout] 0976949b4cdb3b8b66bd970bb89d56cef8fd96e537c2b3bd10239c78c2641873