[INFO] cloning repository https://github.com/osak/flam
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/osak/flam" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fosak%2Fflam", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fosak%2Fflam'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d872828b6582f05e5046acab9ecca7d34a75e9ef
[INFO] checking osak/flam against master#7dc9ff5c629753b6930ecfe9a0446538b8e25fb7 for pr-85387
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fosak%2Fflam" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/osak/flam on toolchain 7dc9ff5c629753b6930ecfe9a0446538b8e25fb7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/osak/flam
[INFO] finished tweaking git repo https://github.com/osak/flam
[INFO] tweaked toml for git repo https://github.com/osak/flam written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/osak/flam already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "metadata" "--no-deps" "--format-version=1", 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] c2f84c3be0af1400cd6dc988bfa085edc0fd6fbb916c583bd0b249119d7c9fcc
[INFO] running `Command { std: "docker" "start" "-a" "c2f84c3be0af1400cd6dc988bfa085edc0fd6fbb916c583bd0b249119d7c9fcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2f84c3be0af1400cd6dc988bfa085edc0fd6fbb916c583bd0b249119d7c9fcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2f84c3be0af1400cd6dc988bfa085edc0fd6fbb916c583bd0b249119d7c9fcc", kill_on_drop: false }`
[INFO] [stdout] c2f84c3be0af1400cd6dc988bfa085edc0fd6fbb916c583bd0b249119d7c9fcc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "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] c9668f80cef33e5d3449dd13aeed0d6037a393f2fb31d2951858c825e4e914fc
[INFO] running `Command { std: "docker" "start" "-a" "c9668f80cef33e5d3449dd13aeed0d6037a393f2fb31d2951858c825e4e914fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling serde v1.0.119
[INFO] [stderr]     Checking futures-core v0.3.12
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]     Checking futures-task v0.3.12
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking futures-sink v0.3.12
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling tokio v1.0.2
[INFO] [stderr]     Checking dtoa-short v0.3.3
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking tracing v0.1.22
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking http-body v0.4.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking futf v0.1.4
[INFO] [stderr]     Checking mio v0.7.7
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[INFO] [stderr]     Checking futures-util v0.3.12
[INFO] [stderr]     Checking futures-channel v0.3.12
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]    Compiling tokio-macros v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.119
[INFO] [stderr]    Compiling cssparser v0.27.2
[INFO] [stderr]    Compiling cssparser-macros v0.6.0
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking tendril v0.4.2
[INFO] [stderr]     Checking tracing-futures v0.2.4
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking env_logger v0.8.2
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling selectors v0.22.0
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking string_cache v0.8.1
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[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]     Checking tokio-stream v0.1.2
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking tokio-util v0.6.1
[INFO] [stderr]     Checking h2 v0.3.0
[INFO] [stderr]    Compiling markup5ever v0.10.0
[INFO] [stderr]     Checking hyper v0.14.2
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking scraper v0.12.0
[INFO] [stderr]     Checking reqwest v0.11.0
[INFO] [stderr]     Checking flam v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `log::info`
[INFO] [stdout]  --> src/client/rss.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use log::info;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::info`
[INFO] [stdout]  --> src/client/rss.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use log::info;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `LwnEntry`
[INFO] [stdout]   --> src/parser/lwn.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub type LwnEntry = Entry<Lwn>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse`
[INFO] [stdout]   --> src/parser/lwn.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn parse(raw: &str) -> Vec<LwnEntry> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `to_entry`
[INFO] [stdout]   --> src/parser/lwn.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn to_entry(blurb: ElementRef) -> Option<LwnEntry> {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `extract_headline`
[INFO] [stdout]   --> src/parser/lwn.rs:74:4
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn extract_headline(node: &NodeRef<Node>) -> Option<String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `extract_summary`
[INFO] [stdout]   --> src/parser/lwn.rs:87:4
[INFO] [stdout]    |
[INFO] [stdout] 87 | fn extract_summary(blurb: &ElementRef) -> Option<String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `extract_created`
[INFO] [stdout]   --> src/parser/lwn.rs:99:4
[INFO] [stdout]    |
[INFO] [stdout] 99 | fn extract_created(blurb: &ElementRef) -> Option<DateTime<Utc>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `extract_timestamp`
[INFO] [stdout]    --> src/parser/lwn.rs:109:4
[INFO] [stdout]     |
[INFO] [stdout] 109 | fn extract_timestamp(text: &str) -> Option<DateTime<Utc>> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `prev_sibling_tag`
[INFO] [stdout]    --> src/parser/lwn.rs:137:4
[INFO] [stdout]     |
[INFO] [stdout] 137 | fn prev_sibling_tag<'a>(eref: &ElementRef<'a>) -> Option<ElementRef<'a>> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `skip_until_tag`
[INFO] [stdout]    --> src/parser/lwn.rs:151:4
[INFO] [stdout]     |
[INFO] [stdout] 151 | fn skip_until_tag<'a>(nref: &NodeRef<'a, Node>) -> Option<ElementRef<'a>> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `LwnEntry`
[INFO] [stdout]   --> src/parser/lwn.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub type LwnEntry = Entry<Lwn>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse`
[INFO] [stdout]   --> src/parser/lwn.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn parse(raw: &str) -> Vec<LwnEntry> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `to_entry`
[INFO] [stdout]   --> src/parser/lwn.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn to_entry(blurb: ElementRef) -> Option<LwnEntry> {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `extract_headline`
[INFO] [stdout]   --> src/parser/lwn.rs:74:4
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn extract_headline(node: &NodeRef<Node>) -> Option<String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `extract_summary`
[INFO] [stdout]   --> src/parser/lwn.rs:87:4
[INFO] [stdout]    |
[INFO] [stdout] 87 | fn extract_summary(blurb: &ElementRef) -> Option<String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `extract_created`
[INFO] [stdout]   --> src/parser/lwn.rs:99:4
[INFO] [stdout]    |
[INFO] [stdout] 99 | fn extract_created(blurb: &ElementRef) -> Option<DateTime<Utc>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `extract_timestamp`
[INFO] [stdout]    --> src/parser/lwn.rs:109:4
[INFO] [stdout]     |
[INFO] [stdout] 109 | fn extract_timestamp(text: &str) -> Option<DateTime<Utc>> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `prev_sibling_tag`
[INFO] [stdout]    --> src/parser/lwn.rs:137:4
[INFO] [stdout]     |
[INFO] [stdout] 137 | fn prev_sibling_tag<'a>(eref: &ElementRef<'a>) -> Option<ElementRef<'a>> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `skip_until_tag`
[INFO] [stdout]    --> src/parser/lwn.rs:151:4
[INFO] [stdout]     |
[INFO] [stdout] 151 | fn skip_until_tag<'a>(nref: &NodeRef<'a, Node>) -> Option<ElementRef<'a>> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 30s
[INFO] running `Command { std: "docker" "inspect" "c9668f80cef33e5d3449dd13aeed0d6037a393f2fb31d2951858c825e4e914fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9668f80cef33e5d3449dd13aeed0d6037a393f2fb31d2951858c825e4e914fc", kill_on_drop: false }`
[INFO] [stdout] c9668f80cef33e5d3449dd13aeed0d6037a393f2fb31d2951858c825e4e914fc