[INFO] cloning repository https://github.com/ryw89/arks [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ryw89/arks" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryw89%2Farks", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryw89%2Farks'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cf312cb7d0646ab34edc8a53956c32208d2d5060 [INFO] checking ryw89/arks against try#a0cd57eba5d417638d3351ba13fc414ad1a24bec for pr-134688 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryw89%2Farks" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ryw89/arks on toolchain a0cd57eba5d417638d3351ba13fc414ad1a24bec [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a0cd57eba5d417638d3351ba13fc414ad1a24bec" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ryw89/arks [INFO] finished tweaking git repo https://github.com/ryw89/arks [INFO] tweaked toml for git repo https://github.com/ryw89/arks written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/ryw89/arks 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" "+a0cd57eba5d417638d3351ba13fc414ad1a24bec" "fetch" "--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 [ERROR] error running command: no output for 300 seconds [INFO] checking ryw89/arks against try#a0cd57eba5d417638d3351ba13fc414ad1a24bec for pr-134688 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryw89%2Farks" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ryw89/arks on toolchain a0cd57eba5d417638d3351ba13fc414ad1a24bec [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a0cd57eba5d417638d3351ba13fc414ad1a24bec" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ryw89/arks [INFO] finished tweaking git repo https://github.com/ryw89/arks [INFO] tweaked toml for git repo https://github.com/ryw89/arks written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/ryw89/arks 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" "+a0cd57eba5d417638d3351ba13fc414ad1a24bec" "fetch" "--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 [ERROR] error running command: no output for 300 seconds [INFO] checking ryw89/arks against try#a0cd57eba5d417638d3351ba13fc414ad1a24bec for pr-134688 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryw89%2Farks" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ryw89/arks on toolchain a0cd57eba5d417638d3351ba13fc414ad1a24bec [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a0cd57eba5d417638d3351ba13fc414ad1a24bec" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ryw89/arks [INFO] finished tweaking git repo https://github.com/ryw89/arks [INFO] tweaked toml for git repo https://github.com/ryw89/arks written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/ryw89/arks 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" "+a0cd57eba5d417638d3351ba13fc414ad1a24bec" "fetch" "--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 [ERROR] error running command: no output for 300 seconds [INFO] checking ryw89/arks against try#a0cd57eba5d417638d3351ba13fc414ad1a24bec for pr-134688 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryw89%2Farks" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ryw89/arks on toolchain a0cd57eba5d417638d3351ba13fc414ad1a24bec [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a0cd57eba5d417638d3351ba13fc414ad1a24bec" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ryw89/arks [INFO] finished tweaking git repo https://github.com/ryw89/arks [INFO] tweaked toml for git repo https://github.com/ryw89/arks written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/ryw89/arks 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" "+a0cd57eba5d417638d3351ba13fc414ad1a24bec" "fetch" "--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 [ERROR] error running command: no output for 300 seconds [INFO] checking ryw89/arks against try#a0cd57eba5d417638d3351ba13fc414ad1a24bec for pr-134688 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryw89%2Farks" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ryw89/arks on toolchain a0cd57eba5d417638d3351ba13fc414ad1a24bec [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a0cd57eba5d417638d3351ba13fc414ad1a24bec" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ryw89/arks [INFO] finished tweaking git repo https://github.com/ryw89/arks [INFO] tweaked toml for git repo https://github.com/ryw89/arks written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/ryw89/arks 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" "+a0cd57eba5d417638d3351ba13fc414ad1a24bec" "fetch" "--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-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+a0cd57eba5d417638d3351ba13fc414ad1a24bec" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2194cc724c4e3152039c1c850fe711e4636e34794a66de24f36ebd39d82d4515 [INFO] running `Command { std: "docker" "start" "-a" "2194cc724c4e3152039c1c850fe711e4636e34794a66de24f36ebd39d82d4515", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2194cc724c4e3152039c1c850fe711e4636e34794a66de24f36ebd39d82d4515", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2194cc724c4e3152039c1c850fe711e4636e34794a66de24f36ebd39d82d4515", kill_on_drop: false }` [INFO] [stdout] 2194cc724c4e3152039c1c850fe711e4636e34794a66de24f36ebd39d82d4515 [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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+a0cd57eba5d417638d3351ba13fc414ad1a24bec" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7fd313e75bf501f48f2f46f73ec0f1e50d2e099ddd2936a4d46a52bdd39f07f2 [INFO] running `Command { std: "docker" "start" "-a" "7fd313e75bf501f48f2f46f73ec0f1e50d2e099ddd2936a4d46a52bdd39f07f2", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.81 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling futures-core v0.3.18 [INFO] [stderr] Compiling futures-channel v0.3.18 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling futures-task v0.3.18 [INFO] [stderr] Compiling futures-util v0.3.18 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking futures-sink v0.3.18 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Compiling cc v1.0.72 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling pkg-config v0.3.22 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Checking slab v0.4.5 [INFO] [stderr] Checking pin-project-lite v0.2.7 [INFO] [stderr] Checking futures-io v0.3.18 [INFO] [stderr] Checking event-listener v2.5.1 [INFO] [stderr] Checking ppv-lite86 v0.2.15 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Compiling async-trait v0.1.51 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling mime_guess v2.0.3 [INFO] [stderr] Checking async-mutex v1.4.0 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Compiling bzip2-sys v0.1.11+1.0.8 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Compiling nix v0.17.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Compiling cached_proc_macro_types v0.1.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking flate2 v1.0.22 [INFO] [stderr] Checking async-rwlock v1.3.0 [INFO] [stderr] Checking xattr v0.2.2 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking filetime v0.2.15 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking once_cell v1.8.0 [INFO] [stderr] Checking mime v0.3.16 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking tar v0.4.37 [INFO] [stderr] Checking colored v2.0.0 [INFO] [stderr] Checking tempfile v3.2.0 [INFO] [stderr] Checking bzip2 v0.4.3 [INFO] [stderr] Compiling darling_core v0.13.0 [INFO] [stderr] Compiling futures-macro v0.3.18 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Checking thiserror v1.0.30 [INFO] [stderr] Checking zip v0.5.13 [INFO] [stderr] Checking structopt v0.3.25 [INFO] [stderr] Compiling darling_macro v0.13.0 [INFO] [stderr] Compiling darling v0.13.0 [INFO] [stderr] Compiling cached_proc_macro v0.7.1 [INFO] [stderr] Checking futures-executor v0.3.18 [INFO] [stderr] Checking futures v0.3.18 [INFO] [stderr] Checking cached v0.26.2 [INFO] [stderr] Checking arks v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0635]: unknown feature `mutex_unlock` [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(mutex_unlock)] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0635]: unknown feature `mutex_unlock` [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(mutex_unlock)] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no function or associated item named `unlock` found for struct `std::sync::Mutex` in the current scope [INFO] [stdout] --> src/search.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 15 | Mutex::unlock(guard); [INFO] [stdout] | ^^^^^^ function or associated item not found in `Mutex<_>` [INFO] [stdout] | [INFO] [stdout] note: if you're trying to build a new `std::sync::Mutex<_>`, consider using `std::sync::Mutex::::new` which returns `std::sync::Mutex<_>` [INFO] [stdout] --> /rustc/a0cd57eba5d417638d3351ba13fc414ad1a24bec/library/std/src/sync/mutex.rs:273:5 [INFO] [stdout] help: there is a method `lock` with a similar name, but with different arguments [INFO] [stdout] --> /rustc/a0cd57eba5d417638d3351ba13fc414ad1a24bec/library/std/src/sync/mutex.rs:410:5 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no function or associated item named `unlock` found for struct `std::sync::Mutex` in the current scope [INFO] [stdout] --> src/search.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 15 | Mutex::unlock(guard); [INFO] [stdout] | ^^^^^^ function or associated item not found in `Mutex<_>` [INFO] [stdout] | [INFO] [stdout] note: if you're trying to build a new `std::sync::Mutex<_>`, consider using `std::sync::Mutex::::new` which returns `std::sync::Mutex<_>` [INFO] [stdout] --> /rustc/a0cd57eba5d417638d3351ba13fc414ad1a24bec/library/std/src/sync/mutex.rs:273:5 [INFO] [stdout] help: there is a method `lock` with a similar name, but with different arguments [INFO] [stdout] --> /rustc/a0cd57eba5d417638d3351ba13fc414ad1a24bec/library/std/src/sync/mutex.rs:410:5 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no function or associated item named `unlock` found for struct `std::sync::Mutex` in the current scope [INFO] [stdout] --> src/main.rs:102:12 [INFO] [stdout] | [INFO] [stdout] 102 | Mutex::unlock(guard); [INFO] [stdout] | ^^^^^^ function or associated item not found in `Mutex<_>` [INFO] [stdout] | [INFO] [stdout] note: if you're trying to build a new `std::sync::Mutex<_>`, consider using `std::sync::Mutex::::new` which returns `std::sync::Mutex<_>` [INFO] [stdout] --> /rustc/a0cd57eba5d417638d3351ba13fc414ad1a24bec/library/std/src/sync/mutex.rs:273:5 [INFO] [stdout] help: there is a method `lock` with a similar name, but with different arguments [INFO] [stdout] --> /rustc/a0cd57eba5d417638d3351ba13fc414ad1a24bec/library/std/src/sync/mutex.rs:410:5 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no function or associated item named `unlock` found for struct `std::sync::Mutex` in the current scope [INFO] [stdout] --> src/main.rs:102:12 [INFO] [stdout] | [INFO] [stdout] 102 | Mutex::unlock(guard); [INFO] [stdout] | ^^^^^^ function or associated item not found in `Mutex<_>` [INFO] [stdout] | [INFO] [stdout] note: if you're trying to build a new `std::sync::Mutex<_>`, consider using `std::sync::Mutex::::new` which returns `std::sync::Mutex<_>` [INFO] [stdout] --> /rustc/a0cd57eba5d417638d3351ba13fc414ad1a24bec/library/std/src/sync/mutex.rs:273:5 [INFO] [stdout] help: there is a method `lock` with a similar name, but with different arguments [INFO] [stdout] --> /rustc/a0cd57eba5d417638d3351ba13fc414ad1a24bec/library/std/src/sync/mutex.rs:410:5 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0599, E0635. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0599`. [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0599, E0635. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0599`. [INFO] [stdout] [INFO] [stderr] error: could not compile `arks` (bin "arks") due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `arks` (bin "arks" test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "7fd313e75bf501f48f2f46f73ec0f1e50d2e099ddd2936a4d46a52bdd39f07f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7fd313e75bf501f48f2f46f73ec0f1e50d2e099ddd2936a4d46a52bdd39f07f2", kill_on_drop: false }` [INFO] [stdout] 7fd313e75bf501f48f2f46f73ec0f1e50d2e099ddd2936a4d46a52bdd39f07f2