[INFO] cloning repository https://github.com/HristoKolev/sync-dir [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HristoKolev/sync-dir" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHristoKolev%2Fsync-dir"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHristoKolev%2Fsync-dir'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] bdbacd016edb41d6cf6755d1c294d6d9f5f3c059 [INFO] checking HristoKolev/sync-dir against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHristoKolev%2Fsync-dir" "/workspace/builds/worker-9/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/HristoKolev/sync-dir on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/HristoKolev/sync-dir [INFO] finished tweaking git repo https://github.com/HristoKolev/sync-dir [INFO] tweaked toml for git repo https://github.com/HristoKolev/sync-dir written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/HristoKolev/sync-dir already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 154235779b473677b52260839d3a9c7f1f229909516dc640374d8789d83c02ef [INFO] running `"docker" "start" "-a" "154235779b473677b52260839d3a9c7f1f229909516dc640374d8789d83c02ef"` [INFO] [stderr] Compiling syn v0.15.36 [INFO] [stderr] Compiling openssl v0.10.23 [INFO] [stderr] Compiling openssl-src v111.3.0+1.1.1c [INFO] [stderr] Checking want v0.0.6 [INFO] [stderr] Checking crossbeam-channel v0.3.8 [INFO] [stderr] Compiling im v12.3.4 [INFO] [stderr] Compiling sentry v0.15.5 [INFO] [stderr] Checking uname v0.1.1 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking inotify v0.6.1 [INFO] [stderr] Checking cookie v0.12.0 [INFO] [stderr] Checking parking_lot_core v0.4.0 [INFO] [stderr] Checking miniz_oxide_c_api v0.2.1 [INFO] [stderr] Checking mio-extras v2.0.5 [INFO] [stderr] Checking globset v0.4.3 [INFO] [stderr] Checking env_logger v0.6.1 [INFO] [stderr] Checking tokio-threadpool v0.1.14 [INFO] [stderr] Checking error-chain v0.12.1 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Checking flate2 v1.0.7 [INFO] [stderr] Compiling openssl-sys v0.9.47 [INFO] [stderr] Checking notify v4.0.12 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking http v0.1.17 [INFO] [stderr] Checking string v0.2.0 [INFO] [stderr] Checking tokio-buf v0.1.1 [INFO] [stderr] Checking publicsuffix v1.5.2 [INFO] [stderr] Checking ignore v0.4.7 [INFO] [stderr] Checking tokio-reactor v0.1.9 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.6 [INFO] [stderr] Checking h2 v0.1.23 [INFO] [stderr] Checking http-body v0.1.0 [INFO] [stderr] Checking tokio v0.1.21 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Checking hyper v0.12.30 [INFO] [stderr] Compiling serde_derive v1.0.92 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking serde v1.0.92 [INFO] [stderr] Compiling native-tls v0.2.3 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking serde_json v1.0.39 [INFO] [stderr] Checking url_serde v0.2.0 [INFO] [stderr] Checking serde_urlencoded v0.5.5 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking hyper-tls v0.3.2 [INFO] [stderr] Checking debugid v0.4.0 [INFO] [stderr] Checking cookie_store v0.7.0 [INFO] [stderr] Checking sentry-types v0.11.0 [INFO] [stderr] Checking reqwest v0.9.18 [INFO] [stderr] Checking sync-dir v0.1.6 (/opt/rustwide/workdir) [INFO] [stderr] warning: a method with this name may be added to the standard library in the future [INFO] [stderr] --> src/global/extensions.rs:132:26 [INFO] [stderr] | [INFO] [stderr] 132 | Some(v) => v.flatten(), [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stderr] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stderr] = note: for more information, see issue #48919 [INFO] [stderr] = help: call with fully qualified syntax `global::extensions::OptionFlatten::flatten(...)` to keep using the current method [INFO] [stderr] = help: add `#![feature(option_flattening)]` to the crate attributes to enable `std::option::Option::>::flatten` [INFO] [stderr] [INFO] [stderr] warning: a method with this name may be added to the standard library in the future [INFO] [stderr] --> src/global/extensions.rs:141:26 [INFO] [stderr] | [INFO] [stderr] 141 | Some(v) => v.flatten(), [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stderr] = note: for more information, see issue #48919 [INFO] [stderr] = help: call with fully qualified syntax `global::extensions::OptionFlatten::flatten(...)` to keep using the current method [INFO] [stderr] = help: add `#![feature(option_flattening)]` to the crate attributes to enable `std::option::Option::>::flatten` [INFO] [stderr] [INFO] [stderr] warning: a method with this name may be added to the standard library in the future [INFO] [stderr] --> src/global/extensions.rs:150:26 [INFO] [stderr] | [INFO] [stderr] 150 | Some(v) => v.flatten(), [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stderr] = note: for more information, see issue #48919 [INFO] [stderr] = help: call with fully qualified syntax `global::extensions::OptionFlatten::flatten(...)` to keep using the current method [INFO] [stderr] = help: add `#![feature(option_flattening)]` to the crate attributes to enable `std::option::Option::>::flatten` [INFO] [stderr] [INFO] [stderr] warning: a method with this name may be added to the standard library in the future [INFO] [stderr] --> src/global/extensions.rs:132:26 [INFO] [stderr] | [INFO] [stderr] 132 | Some(v) => v.flatten(), [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stderr] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stderr] = note: for more information, see issue #48919 [INFO] [stderr] = help: call with fully qualified syntax `global::extensions::OptionFlatten::flatten(...)` to keep using the current method [INFO] [stderr] = help: add `#![feature(option_flattening)]` to the crate attributes to enable `std::option::Option::>::flatten` [INFO] [stderr] [INFO] [stderr] warning: a method with this name may be added to the standard library in the future [INFO] [stderr] --> src/global/extensions.rs:141:26 [INFO] [stderr] | [INFO] [stderr] 141 | Some(v) => v.flatten(), [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stderr] = note: for more information, see issue #48919 [INFO] [stderr] = help: call with fully qualified syntax `global::extensions::OptionFlatten::flatten(...)` to keep using the current method [INFO] [stderr] = help: add `#![feature(option_flattening)]` to the crate attributes to enable `std::option::Option::>::flatten` [INFO] [stderr] [INFO] [stderr] warning: a method with this name may be added to the standard library in the future [INFO] [stderr] --> src/global/extensions.rs:150:26 [INFO] [stderr] | [INFO] [stderr] 150 | Some(v) => v.flatten(), [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stderr] = note: for more information, see issue #48919 [INFO] [stderr] = help: call with fully qualified syntax `global::extensions::OptionFlatten::flatten(...)` to keep using the current method [INFO] [stderr] = help: add `#![feature(option_flattening)]` to the crate attributes to enable `std::option::Option::>::flatten` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3m 47s [INFO] running `"docker" "inspect" "154235779b473677b52260839d3a9c7f1f229909516dc640374d8789d83c02ef"` [INFO] running `"docker" "rm" "-f" "154235779b473677b52260839d3a9c7f1f229909516dc640374d8789d83c02ef"` [INFO] [stdout] 154235779b473677b52260839d3a9c7f1f229909516dc640374d8789d83c02ef