[INFO] cloning repository https://github.com/udayj/tailr [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/udayj/tailr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fudayj%2Ftailr", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fudayj%2Ftailr'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9359a73633d387697c141a70253ab8fa6fba1f98 [INFO] checking udayj/tailr against try#70daa2c0d8eed7066b07966f3c0b0b8622bff4e4 for pr-151539 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fudayj%2Ftailr" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/udayj/tailr [INFO] finished tweaking git repo https://github.com/udayj/tailr [INFO] tweaked toml for git repo https://github.com/udayj/tailr written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/udayj/tailr on toolchain 70daa2c0d8eed7066b07966f3c0b0b8622bff4e4 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+70daa2c0d8eed7066b07966f3c0b0b8622bff4e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/udayj/tailr 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" "+70daa2c0d8eed7066b07966f3c0b0b8622bff4e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+70daa2c0d8eed7066b07966f3c0b0b8622bff4e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a5c369a27a9a424d9b6871bc64b170d1055253af529f4bc7a5ce49a5a532a8c6 [INFO] running `Command { std: "docker" "start" "-a" "a5c369a27a9a424d9b6871bc64b170d1055253af529f4bc7a5ce49a5a532a8c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a5c369a27a9a424d9b6871bc64b170d1055253af529f4bc7a5ce49a5a532a8c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a5c369a27a9a424d9b6871bc64b170d1055253af529f4bc7a5ce49a5a532a8c6", kill_on_drop: false }` [INFO] [stdout] a5c369a27a9a424d9b6871bc64b170d1055253af529f4bc7a5ce49a5a532a8c6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+70daa2c0d8eed7066b07966f3c0b0b8622bff4e4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a6ceba9698ec179d3f781b92e239feacf26cc72f37996080331641412f9ce8ba [INFO] running `Command { std: "docker" "start" "-a" "a6ceba9698ec179d3f781b92e239feacf26cc72f37996080331641412f9ce8ba", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling libc v0.2.140 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling num-bigint v0.4.3 [INFO] [stderr] Compiling num-iter v0.1.43 [INFO] [stderr] Compiling num-rational v0.4.1 [INFO] [stderr] Checking predicates-core v1.0.6 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Checking either v1.8.1 [INFO] [stderr] Checking unicode-width v0.1.10 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Checking difflib v0.4.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking aho-corasick v0.7.20 [INFO] [stderr] Checking anstyle v0.3.5 [INFO] [stderr] Checking termtree v0.4.1 [INFO] [stderr] Checking normalize-line-endings v0.3.0 [INFO] [stderr] Checking predicates-tree v1.0.9 [INFO] [stderr] Checking bstr v1.4.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking getrandom v0.2.8 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking regex v1.7.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking num-complex v0.4.3 [INFO] [stderr] Checking float-cmp v0.9.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking predicates v3.0.2 [INFO] [stderr] Checking assert_cmd v2.0.10 [INFO] [stderr] Checking predicates v2.1.5 [INFO] [stderr] Checking num v0.4.0 [INFO] [stderr] Checking tailr v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/lib.rs:5:15 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io::{self, BufRead, BufReader}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/lib.rs:122:26 [INFO] [stdout] | [INFO] [stdout] 122 | x = TakeNum(-num.parse()?); [INFO] [stdout] | ^^^^^ cannot infer type of the type parameter `F` declared on the method `parse` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic argument [INFO] [stdout] | [INFO] [stdout] 122 | x = TakeNum(-num.parse::()?); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tailr` (lib) due to 1 previous error; 2 warnings emitted [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:163:9 [INFO] [stdout] | [INFO] [stdout] 163 | let mut x; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/lib.rs:5:15 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io::{self, BufRead, BufReader}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/lib.rs:122:26 [INFO] [stdout] | [INFO] [stdout] 122 | x = TakeNum(-num.parse()?); [INFO] [stdout] | ^^^^^ cannot infer type of the type parameter `F` declared on the method `parse` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic argument [INFO] [stdout] | [INFO] [stdout] 122 | x = TakeNum(-num.parse::()?); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:163:9 [INFO] [stdout] | [INFO] [stdout] 163 | let mut x; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `tailr` (lib test) due to 1 previous error; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "a6ceba9698ec179d3f781b92e239feacf26cc72f37996080331641412f9ce8ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a6ceba9698ec179d3f781b92e239feacf26cc72f37996080331641412f9ce8ba", kill_on_drop: false }` [INFO] [stdout] a6ceba9698ec179d3f781b92e239feacf26cc72f37996080331641412f9ce8ba