[INFO] cloning repository https://github.com/pierremarc/pearls
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pierremarc/pearls" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpierremarc%2Fpearls", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpierremarc%2Fpearls'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 549f18cb2d6abc10927f7330160f92bf6c0ac3e7
[INFO] checking pierremarc/pearls against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpierremarc%2Fpearls" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pierremarc/pearls on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pierremarc/pearls
[INFO] finished tweaking git repo https://github.com/pierremarc/pearls
[INFO] tweaked toml for git repo https://github.com/pierremarc/pearls written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/pierremarc/pearls already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc093d9197ae3ad2b37eb43b93837e4bb3cfbdbf26c40ddffdebc64716e8850c
[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" "bc093d9197ae3ad2b37eb43b93837e4bb3cfbdbf26c40ddffdebc64716e8850c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc093d9197ae3ad2b37eb43b93837e4bb3cfbdbf26c40ddffdebc64716e8850c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc093d9197ae3ad2b37eb43b93837e4bb3cfbdbf26c40ddffdebc64716e8850c", kill_on_drop: false }`
[INFO] [stdout] bc093d9197ae3ad2b37eb43b93837e4bb3cfbdbf26c40ddffdebc64716e8850c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d33f8935d38850e532391a65359d4938139809a42efa7e175f663b7863560d9
[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" "7d33f8935d38850e532391a65359d4938139809a42efa7e175f663b7863560d9", kill_on_drop: false }`
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[INFO] [stderr]    Compiling glib-sys v0.9.1
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[INFO] [stderr]    Compiling libsqlite3-sys v0.20.1
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[INFO] [stderr]     Checking crossbeam-channel v0.5.0
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[INFO] [stderr]     Checking rand_core v0.5.1
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[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling openssl v0.10.31
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[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking tokio-io v0.1.13
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[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking regex v1.4.2
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[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking glib v0.8.2
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking sha-1 v0.9.2
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking headers v0.3.2
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]     Checking serde-hjson v0.9.1
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking tungstenite v0.11.1
[INFO] [stderr]     Checking multipart v0.17.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking tokio v0.2.24
[INFO] [stderr]     Checking pin-project v1.0.2
[INFO] [stderr]     Checking pin-project v0.4.27
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking tracing-futures v0.2.4
[INFO] [stderr]     Checking futures v0.3.8
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tungstenite v0.11.0
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking config v0.10.1
[INFO] [stderr]     Checking chrono-humanize v0.1.1
[INFO] [stderr]     Checking shell v0.1.0 (/opt/rustwide/workdir/shell)
[INFO] [stdout] warning: unused import: `uuid::Uuid`
[INFO] [stdout]  --> shell/src/store.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use uuid::Uuid;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `uuid::Uuid`
[INFO] [stdout]  --> shell/src/store.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use uuid::Uuid;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stdout] warning: variable `prev_week` is assigned to, but never used
[INFO] [stdout]    --> shell/src/cal.rs:429:13
[INFO] [stdout]     |
[INFO] [stdout] 429 |         let mut prev_week: Option<LocalTime> = None;
[INFO] [stdout]     |             ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]     = note: consider using `_prev_week` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `prev_week` is never read
[INFO] [stdout]    --> shell/src/cal.rs:445:21
[INFO] [stdout]     |
[INFO] [stdout] 445 |                     prev_week = Some(d);
[INFO] [stdout]     |                     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking fractal-matrix-api v4.2.0
[INFO] [stderr]     Checking hyper v0.13.9
[INFO] [stderr]     Checking matrix_bot_api v0.4.0 (/opt/rustwide/workdir/matrix_bot_api)
[INFO] [stderr]     Checking warp v0.2.5
[INFO] [stderr]     Checking http v0.1.0 (/opt/rustwide/workdir/http)
[INFO] [stdout] warning: unused import: `h1`
[INFO] [stdout]  --> http/src/timeline.rs:2:37
[INFO] [stdout]   |
[INFO] [stdout] 2 |     anchor, body, details, div, em, h1, h2, head, html, no_display, paragraph, span, style,
[INFO] [stdout]   |                                     ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `h1`
[INFO] [stdout]  --> http/src/timeline.rs:2:37
[INFO] [stdout]   |
[INFO] [stdout] 2 |     anchor, body, details, div, em, h1, h2, head, html, no_display, paragraph, span, style,
[INFO] [stdout]   |                                     ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking dial v0.1.0 (/opt/rustwide/workdir/dial)
[INFO] [stdout] warning: unused variable: `timeline_url`
[INFO] [stdout]  --> dial/src/make/list.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let timeline_url = format!("http://{}/{}/timeline", handler.host, handler.room_id);
[INFO] [stdout]   |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timeline_url`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `timeline_url`
[INFO] [stdout]  --> dial/src/make/list.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let timeline_url = format!("http://{}/{}/timeline", handler.host, handler.room_id);
[INFO] [stdout]   |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timeline_url`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 58s
[INFO] running `Command { std: "docker" "inspect" "7d33f8935d38850e532391a65359d4938139809a42efa7e175f663b7863560d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d33f8935d38850e532391a65359d4938139809a42efa7e175f663b7863560d9", kill_on_drop: false }`
[INFO] [stdout] 7d33f8935d38850e532391a65359d4938139809a42efa7e175f663b7863560d9