[INFO] fetching crate hirola-core 0.1.3-alpha.0...
[INFO] checking hirola-core-0.1.3-alpha.0 against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] extracting crate hirola-core 0.1.3-alpha.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate hirola-core 0.1.3-alpha.0 on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hirola-core 0.1.3-alpha.0
[INFO] finished tweaking crates.io crate hirola-core 0.1.3-alpha.0
[INFO] tweaked toml for crates.io crate hirola-core 0.1.3-alpha.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3bf522dc4111147b832f1f12b92674521660ade0e22757bd6b664442d4b48e0
[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" "a3bf522dc4111147b832f1f12b92674521660ade0e22757bd6b664442d4b48e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3bf522dc4111147b832f1f12b92674521660ade0e22757bd6b664442d4b48e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3bf522dc4111147b832f1f12b92674521660ade0e22757bd6b664442d4b48e0", kill_on_drop: false }`
[INFO] [stdout] a3bf522dc4111147b832f1f12b92674521660ade0e22757bd6b664442d4b48e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12903c2c16e5393d167e69fe67d1623be5448103d7721699bb3b189bc163f582
[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" "12903c2c16e5393d167e69fe67d1623be5448103d7721699bb3b189bc163f582", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling libc v0.2.89
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling wasm-bindgen v0.2.71
[INFO] [stderr]    Compiling ordermap v0.3.5
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling lalrpop-util v0.17.2
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]     Checking strum v0.17.1
[INFO] [stderr]     Checking htmlescape v0.3.1
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling bit-set v0.5.2
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[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling ena v0.13.1
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[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling regex v1.4.5
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.71
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.71
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling pin-project-internal v1.0.5
[INFO] [stderr]    Compiling strum_macros v0.17.1
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.71
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]     Checking js-sys v0.3.48
[INFO] [stderr]     Checking console_error_panic_hook v0.1.6
[INFO] [stderr]     Checking pin-project v1.0.5
[INFO] [stderr]     Checking web-sys v0.3.48
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.21
[INFO] [stderr]    Compiling docopt v1.1.1
[INFO] [stderr]     Checking futures-signals v0.3.17
[INFO] [stderr]    Compiling lalrpop v0.17.2
[INFO] [stderr]     Checking dominator v0.5.14
[INFO] [stderr]    Compiling typed-html-macros v0.2.2
[INFO] [stderr]     Checking typed-html v0.2.2
[INFO] [stderr]     Checking hirola-core v0.1.3-alpha.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::borrow::Borrow`
[INFO] [stdout]  --> src/reactive.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::borrow::Borrow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::convert::TryFrom`
[INFO] [stdout]  --> src/reactive.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::convert::TryFrom;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]  --> src/reactive.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ops::Deref;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/reactive.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures_signals::signal::Mutable`
[INFO] [stdout]  --> src/reactive.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use futures_signals::signal::Mutable;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::Borrow`
[INFO] [stdout]  --> src/reactive.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::borrow::Borrow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::convert::TryFrom`
[INFO] [stdout]  --> src/reactive.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::convert::TryFrom;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]  --> src/reactive.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ops::Deref;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/reactive.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures_signals::signal::Mutable`
[INFO] [stdout]  --> src/reactive.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use futures_signals::signal::Mutable;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `handlers`
[INFO] [stdout]   --> src/node.rs:19:36
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn install_handlers(&self, handlers: &mut Events) {
[INFO] [stdout]    |                                    ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handlers`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `handlers`
[INFO] [stdout]   --> src/node.rs:19:36
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn install_handlers(&self, handlers: &mut Events) {
[INFO] [stdout]    |                                    ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handlers`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 44s
[INFO] running `Command { std: "docker" "inspect" "12903c2c16e5393d167e69fe67d1623be5448103d7721699bb3b189bc163f582", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12903c2c16e5393d167e69fe67d1623be5448103d7721699bb3b189bc163f582", kill_on_drop: false }`
[INFO] [stdout] 12903c2c16e5393d167e69fe67d1623be5448103d7721699bb3b189bc163f582