[INFO] fetching crate snowchains_core 0.13.3...
[INFO] testing snowchains_core-0.13.3 against master#8dd5cd0bc1d683c30805e1dc831cac546b621a75 for pr-131095
[INFO] extracting crate snowchains_core 0.13.3 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate snowchains_core 0.13.3 on toolchain 8dd5cd0bc1d683c30805e1dc831cac546b621a75
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8dd5cd0bc1d683c30805e1dc831cac546b621a75" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate snowchains_core 0.13.3
[INFO] finished tweaking crates.io crate snowchains_core 0.13.3
[INFO] tweaked toml for crates.io crate snowchains_core 0.13.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate snowchains_core 0.13.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8dd5cd0bc1d683c30805e1dc831cac546b621a75" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+8dd5cd0bc1d683c30805e1dc831cac546b621a75" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53c5d69a9716e73ec84d0bf05d7170e92eec56e563b0fbf324430837ef818644
[INFO] running `Command { std: "docker" "start" "-a" "53c5d69a9716e73ec84d0bf05d7170e92eec56e563b0fbf324430837ef818644", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53c5d69a9716e73ec84d0bf05d7170e92eec56e563b0fbf324430837ef818644", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+8dd5cd0bc1d683c30805e1dc831cac546b621a75" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "7ade3a5442a2cff4321465e0d748398fa0d58f31770831e7e8c1a839fd8e2802", kill_on_drop: false }`
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[INFO] [stderr]    Compiling hyper-rustls v0.23.0
[INFO] [stderr]    Compiling reqwest v0.11.8
[INFO] [stderr]    Compiling snowchains_core v0.13.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `cell`
[INFO] [stdout]   --> src/web/mod.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 94 |     cell,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `extract_meta_x_csrf_token` is never used
[INFO] [stdout]    --> src/web/codeforces.rs:639:8
[INFO] [stdout]     |
[INFO] [stdout] 467 | #[ext]
[INFO] [stdout]     | ------ method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 639 |     fn extract_meta_x_csrf_token(&self) -> anyhow::Result<String> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_all_problems` is never used
[INFO] [stdout]    --> src/web/yukicoder.rs:683:12
[INFO] [stdout]     |
[INFO] [stdout] 599 |     pub(super) trait SessionMutExt: SessionMut {
[INFO] [stdout]     |                      ------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 683 |         fn get_all_problems(&mut self) -> anyhow::Result<Vec<Problem>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ReqwestAsyncClientExt` is never used
[INFO] [stdout]    --> src/web/yukicoder.rs:772:22
[INFO] [stdout]     |
[INFO] [stdout] 772 |     pub(super) trait ReqwestAsyncClientExt {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 48s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: html5ever v0.25.1, nom v6.1.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "7ade3a5442a2cff4321465e0d748398fa0d58f31770831e7e8c1a839fd8e2802", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ade3a5442a2cff4321465e0d748398fa0d58f31770831e7e8c1a839fd8e2802", kill_on_drop: false }`
[INFO] [stdout] 7ade3a5442a2cff4321465e0d748398fa0d58f31770831e7e8c1a839fd8e2802
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+8dd5cd0bc1d683c30805e1dc831cac546b621a75" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5e77d0adf95ceb99cbe67e5ce3f933da65bda2cde043e6352a3a8d71aaaf014
[INFO] running `Command { std: "docker" "start" "-a" "a5e77d0adf95ceb99cbe67e5ce3f933da65bda2cde043e6352a3a8d71aaaf014", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling console v0.14.1
[INFO] [stderr]    Compiling similar v2.1.0
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling pretty_assertions v0.7.2
[INFO] [stderr]    Compiling fwdansi v1.1.0
[INFO] [stderr]    Compiling rpassword v5.0.1
[INFO] [stderr]    Compiling rprompt v1.0.5
[INFO] [stderr]    Compiling insta v1.9.0
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stdout] warning: unused import: `cell`
[INFO] [stdout]   --> src/web/mod.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 94 |     cell,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `extract_meta_x_csrf_token` is never used
[INFO] [stdout]    --> src/web/codeforces.rs:639:8
[INFO] [stdout]     |
[INFO] [stdout] 467 | #[ext]
[INFO] [stdout]     | ------ method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 639 |     fn extract_meta_x_csrf_token(&self) -> anyhow::Result<String> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_all_problems` is never used
[INFO] [stdout]    --> src/web/yukicoder.rs:683:12
[INFO] [stdout]     |
[INFO] [stdout] 599 |     pub(super) trait SessionMutExt: SessionMut {
[INFO] [stdout]     |                      ------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 683 |         fn get_all_problems(&mut self) -> anyhow::Result<Vec<Problem>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ReqwestAsyncClientExt` is never used
[INFO] [stdout]    --> src/web/yukicoder.rs:772:22
[INFO] [stdout]     |
[INFO] [stdout] 772 |     pub(super) trait ReqwestAsyncClientExt {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling structopt v0.3.25
[INFO] [stderr]    Compiling snowchains_core v0.13.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> tests/yukicoder-retrieve-test-cases.rs:65:19
[INFO] [stdout]    |
[INFO] [stdout] 65 |         PrintAnsi(String),
[INFO] [stdout]    |         --------- ^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 65 |         PrintAnsi(()),
[INFO] [stdout]    |                   ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> tests/yukicoder-retrieve-test-cases.rs:66:14
[INFO] [stdout]    |
[INFO] [stdout] 66 |         Warn(String),
[INFO] [stdout]    |         ---- ^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 66 |         Warn(()),
[INFO] [stdout]    |              ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> tests/yukicoder-retrieve-test-cases.rs:67:19
[INFO] [stdout]    |
[INFO] [stdout] 67 |         OnRequest(Method, Url),
[INFO] [stdout]    |         --------- ^^^^^^  ^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 67 |         OnRequest((), ()),
[INFO] [stdout]    |                   ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/atcoder-retrieve-test-cases.rs:117:19
[INFO] [stdout]     |
[INFO] [stdout] 117 |         PrintAnsi(String),
[INFO] [stdout]     |         --------- ^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 117 |         PrintAnsi(()),
[INFO] [stdout]     |                   ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/atcoder-retrieve-test-cases.rs:118:14
[INFO] [stdout]     |
[INFO] [stdout] 118 |         Warn(String),
[INFO] [stdout]     |         ---- ^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 118 |         Warn(()),
[INFO] [stdout]     |              ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]    --> tests/atcoder-retrieve-test-cases.rs:119:19
[INFO] [stdout]     |
[INFO] [stdout] 119 |         OnRequest(Method, Url),
[INFO] [stdout]     |         --------- ^^^^^^  ^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         fields in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]     |
[INFO] [stdout] 119 |         OnRequest((), ()),
[INFO] [stdout]     |                   ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]    --> tests/atcoder-retrieve-test-cases.rs:120:20
[INFO] [stdout]     |
[INFO] [stdout] 120 |         OnResponse(StatusCode, StatusCodeColor),
[INFO] [stdout]     |         ---------- ^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         fields in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]     |
[INFO] [stdout] 120 |         OnResponse((), ()),
[INFO] [stdout]     |                    ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> tests/yukicoder-retrieve-test-cases.rs:68:20
[INFO] [stdout]    |
[INFO] [stdout] 68 |         OnResponse(StatusCode, StatusCodeColor),
[INFO] [stdout]    |         ---------- ^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 68 |         OnResponse((), ()),
[INFO] [stdout]    |                    ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cell`
[INFO] [stdout]   --> src/web/mod.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 94 |     cell,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `extract_meta_x_csrf_token` is never used
[INFO] [stdout]    --> src/web/codeforces.rs:639:8
[INFO] [stdout]     |
[INFO] [stdout] 467 | #[ext]
[INFO] [stdout]     | ------ method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 639 |     fn extract_meta_x_csrf_token(&self) -> anyhow::Result<String> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_all_problems` is never used
[INFO] [stdout]    --> src/web/yukicoder.rs:683:12
[INFO] [stdout]     |
[INFO] [stdout] 599 |     pub(super) trait SessionMutExt: SessionMut {
[INFO] [stdout]     |                      ------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 683 |         fn get_all_problems(&mut self) -> anyhow::Result<Vec<Problem>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ReqwestAsyncClientExt` is never used
[INFO] [stdout]    --> src/web/yukicoder.rs:772:22
[INFO] [stdout]     |
[INFO] [stdout] 772 |     pub(super) trait ReqwestAsyncClientExt {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "a5e77d0adf95ceb99cbe67e5ce3f933da65bda2cde043e6352a3a8d71aaaf014", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5e77d0adf95ceb99cbe67e5ce3f933da65bda2cde043e6352a3a8d71aaaf014", kill_on_drop: false }`
[INFO] [stdout] a5e77d0adf95ceb99cbe67e5ce3f933da65bda2cde043e6352a3a8d71aaaf014