[INFO] cloning repository https://github.com/petrosagg/rusty-tape [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/petrosagg/rusty-tape" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpetrosagg%2Frusty-tape", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpetrosagg%2Frusty-tape'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6e6d071f6b57e3a6e09650c63ca48d75dad0c361 [INFO] checking petrosagg/rusty-tape against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpetrosagg%2Frusty-tape" "/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/petrosagg/rusty-tape on toolchain 39e1293fce4b650061e85dda88aa428f726a8444 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/petrosagg/rusty-tape [INFO] finished tweaking git repo https://github.com/petrosagg/rusty-tape [INFO] tweaked toml for git repo https://github.com/petrosagg/rusty-tape written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/petrosagg/rusty-tape already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tendril v0.4.2 [INFO] [stderr] Downloaded servo_arc v0.1.1 [INFO] [stderr] Downloaded ego-tree v0.6.2 [INFO] [stderr] Downloaded cssparser-macros v0.3.6 [INFO] [stderr] Downloaded string_cache_shared v0.3.0 [INFO] [stderr] Downloaded string_cache v0.7.5 [INFO] [stderr] Downloaded procedural-masquerade v0.1.7 [INFO] [stderr] Downloaded brotli-decompressor v2.3.1 [INFO] [stderr] Downloaded dtoa-short v0.3.3 [INFO] [stderr] Downloaded smallvec v0.6.14 [INFO] [stderr] Downloaded thin-slice v0.1.1 [INFO] [stderr] Downloaded syn v1.0.68 [INFO] [stderr] Downloaded async-compression v0.3.7 [INFO] [stderr] Downloaded markup5ever v0.9.0 [INFO] [stderr] Downloaded selectors v0.21.0 [INFO] [stderr] Downloaded futf v0.1.4 [INFO] [stderr] Downloaded alloc-no-stdlib v2.0.1 [INFO] [stderr] Downloaded reqwest v0.11.2 [INFO] [stderr] Downloaded cssparser v0.25.9 [INFO] [stderr] Downloaded string_cache_codegen v0.4.4 [INFO] [stderr] Downloaded scraper v0.11.0 [INFO] [stderr] 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"/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c8ea3e13b4444626b121af5fa41aa0df606afda7032701a843e591bfa752d010 [INFO] running `Command { std: "docker" "start" "-a" "c8ea3e13b4444626b121af5fa41aa0df606afda7032701a843e591bfa752d010", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c8ea3e13b4444626b121af5fa41aa0df606afda7032701a843e591bfa752d010", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c8ea3e13b4444626b121af5fa41aa0df606afda7032701a843e591bfa752d010", kill_on_drop: false }` [INFO] [stdout] c8ea3e13b4444626b121af5fa41aa0df606afda7032701a843e591bfa752d010 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8f3628ebde9de38c4ba489116e1fd303f20836b22a72713816d82e731b372464 [INFO] running `Command { std: "docker" "start" "-a" "8f3628ebde9de38c4ba489116e1fd303f20836b22a72713816d82e731b372464", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.93 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.68 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking bytes v1.0.1 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking pin-project-lite v0.2.6 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking once_cell v1.7.2 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling pkg-config v0.3.19 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crossbeam-deque v0.8.0 [INFO] [stderr] Compiling string_cache v0.7.5 [INFO] [stderr] Checking tempfile v3.2.0 [INFO] [stderr] Checking rayon-core v1.9.0 [INFO] [stderr] Checking idna v0.2.2 [INFO] [stderr] Checking multipart v0.17.1 [INFO] [stderr] Checking url v2.2.1 [INFO] [stderr] Checking tungstenite v0.12.0 [INFO] [stderr] Compiling tokio-macros v1.1.0 [INFO] [stderr] Compiling futures-macro v0.3.13 [INFO] [stderr] Compiling pin-project-internal v1.0.6 [INFO] [stderr] Compiling cssparser v0.25.9 [INFO] [stderr] Compiling html5ever v0.24.1 [INFO] [stderr] Compiling cssparser-macros v0.3.6 [INFO] [stderr] Checking pin-project v1.0.6 [INFO] [stderr] Checking futures-util v0.3.13 [INFO] [stderr] Checking tokio-util v0.6.5 [INFO] [stderr] Checking tokio-native-tls v0.3.0 [INFO] [stderr] Checking tokio-stream v0.1.5 [INFO] [stderr] Checking async-compression v0.3.7 [INFO] [stderr] Checking h2 v0.3.2 [INFO] [stderr] Checking futures-executor v0.3.13 [INFO] [stderr] Checking tokio-tungstenite v0.13.0 [INFO] [stderr] Checking futures v0.3.13 [INFO] [stderr] Checking serde_urlencoded v0.7.0 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking hyper v0.14.5 [INFO] [stderr] Compiling markup5ever v0.9.0 [INFO] [stderr] Checking hyper-tls v0.5.0 [INFO] [stderr] Checking warp v0.3.1 [INFO] [stderr] Checking reqwest v0.11.2 [INFO] [stderr] Checking scraper v0.11.0 [INFO] [stderr] Checking rusty-tape v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::process::Command` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::process::Command; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::os::unix::fs::symlink` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::os::unix::fs::symlink; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `File`, `self` [INFO] [stdout] --> src/main.rs:3:15 [INFO] [stdout] | [INFO] [stdout] 3 | use std::fs::{self, File}; [INFO] [stdout] | ^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::path::Path` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::path::Path; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::process::Command` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::process::Command; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::os::unix::fs::symlink` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::os::unix::fs::symlink; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `File`, `self` [INFO] [stdout] --> src/main.rs:3:15 [INFO] [stdout] | [INFO] [stdout] 3 | use std::fs::{self, File}; [INFO] [stdout] | ^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::path::Path` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::path::Path; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::prelude` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rayon::prelude` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use rayon::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::prelude` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rayon::prelude` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use rayon::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:221:17 [INFO] [stdout] | [INFO] [stdout] 221 | handle.kill(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:237:17 [INFO] [stdout] | [INFO] [stdout] 237 | handle.kill(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:221:17 [INFO] [stdout] | [INFO] [stdout] 221 | handle.kill(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:237:17 [INFO] [stdout] | [INFO] [stdout] 237 | handle.kill(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 59.30s [INFO] running `Command { std: "docker" "inspect" "8f3628ebde9de38c4ba489116e1fd303f20836b22a72713816d82e731b372464", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f3628ebde9de38c4ba489116e1fd303f20836b22a72713816d82e731b372464", kill_on_drop: false }` [INFO] [stdout] 8f3628ebde9de38c4ba489116e1fd303f20836b22a72713816d82e731b372464