[INFO] fetching crate klondike-rs 1.1.0... [INFO] testing klondike-rs-1.1.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479 [INFO] extracting crate klondike-rs 1.1.0 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate klondike-rs 1.1.0 on toolchain b70888601af92f6cdc0364abab3446e418b91d36 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate klondike-rs 1.1.0 [INFO] finished tweaking crates.io crate klondike-rs 1.1.0 [INFO] tweaked toml for crates.io crate klondike-rs 1.1.0 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate crates.io crate klondike-rs 1.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 15bb8b112bb58ba2d4be7d32d5c4230a1f260cf9fad0383d4ec1e07117a72830 [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" "15bb8b112bb58ba2d4be7d32d5c4230a1f260cf9fad0383d4ec1e07117a72830", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "15bb8b112bb58ba2d4be7d32d5c4230a1f260cf9fad0383d4ec1e07117a72830", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15bb8b112bb58ba2d4be7d32d5c4230a1f260cf9fad0383d4ec1e07117a72830", kill_on_drop: false }` [INFO] [stdout] 15bb8b112bb58ba2d4be7d32d5c4230a1f260cf9fad0383d4ec1e07117a72830 [INFO] running `Command { std: "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" "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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9470964bd38db135adce25f6739ddc2c5e55998fe17fbb3b9a8219650386b25c [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" "9470964bd38db135adce25f6739ddc2c5e55998fe17fbb3b9a8219650386b25c", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling serde v0.8.23 [INFO] [stderr] Compiling lazy_static v0.2.11 [INFO] [stderr] Compiling numtoa v0.1.0 [INFO] [stderr] Compiling rust-ini v0.13.0 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling itertools v0.8.1 [INFO] [stderr] Compiling dirs-sys v0.3.4 [INFO] [stderr] Compiling getrandom v0.1.13 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling regex v1.3.1 [INFO] [stderr] Compiling termion v1.5.3 [INFO] [stderr] Compiling dirs v2.0.2 [INFO] [stderr] Compiling directories v2.0.2 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling log-panics v2.0.0 [INFO] [stderr] Compiling term v0.6.1 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.2 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling euclid v0.20.3 [INFO] [stderr] Compiling serde_test v0.8.23 [INFO] [stderr] Compiling chrono v0.4.9 [INFO] [stderr] Compiling linked-hash-map v0.3.0 [INFO] [stderr] Compiling serde-hjson v0.8.2 [INFO] [stderr] Compiling simplelog v0.7.4 [INFO] [stderr] Compiling derivative v1.0.3 [INFO] [stderr] Compiling derive_more v0.15.0 [INFO] [stderr] Compiling serde_derive v1.0.102 [INFO] [stderr] Compiling snafu-derive v0.6.0 [INFO] [stderr] Compiling snafu v0.6.0 [INFO] [stderr] Compiling serde v1.0.102 [INFO] [stderr] Compiling toml v0.5.5 [INFO] [stderr] Compiling toml v0.4.10 [INFO] [stderr] Compiling serde_json v1.0.41 [INFO] [stderr] Compiling proc-macro-crate v0.1.4 [INFO] [stderr] Compiling config v0.9.3 [INFO] [stderr] Compiling num_enum_derive v0.4.2 [INFO] [stderr] Compiling num_enum v0.4.2 [INFO] [stderr] Compiling klondike-rs v1.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future [INFO] [stdout] --> src/display/help.rs:152:71 [INFO] [stdout] | [INFO] [stdout] 152 | Self::List(keys) => keys.iter().map(|key| key.char_len()).intersperse(3).sum(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future [INFO] [stdout] --> src/display/help.rs:168:22 [INFO] [stdout] | [INFO] [stdout] 168 | .intersperse( [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 30s [INFO] running `Command { std: "docker" "inspect" "9470964bd38db135adce25f6739ddc2c5e55998fe17fbb3b9a8219650386b25c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9470964bd38db135adce25f6739ddc2c5e55998fe17fbb3b9a8219650386b25c", kill_on_drop: false }` [INFO] [stdout] 9470964bd38db135adce25f6739ddc2c5e55998fe17fbb3b9a8219650386b25c [INFO] running `Command { std: "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" "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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8e135b23a2c4526329131f8f6d2c7520364135ae124960acff905d9f32f1220f [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" "8e135b23a2c4526329131f8f6d2c7520364135ae124960acff905d9f32f1220f", kill_on_drop: false }` [INFO] [stderr] Compiling klondike-rs v1.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future [INFO] [stdout] --> src/display/help.rs:152:71 [INFO] [stdout] | [INFO] [stdout] 152 | Self::List(keys) => keys.iter().map(|key| key.char_len()).intersperse(3).sum(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future [INFO] [stdout] --> src/display/help.rs:168:22 [INFO] [stdout] | [INFO] [stdout] 168 | .intersperse( [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future [INFO] [stdout] --> src/display/help.rs:152:71 [INFO] [stdout] | [INFO] [stdout] 152 | Self::List(keys) => keys.iter().map(|key| key.char_len()).intersperse(3).sum(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future [INFO] [stdout] --> src/display/help.rs:168:22 [INFO] [stdout] | [INFO] [stdout] 168 | .intersperse( [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.26s [INFO] running `Command { std: "docker" "inspect" "8e135b23a2c4526329131f8f6d2c7520364135ae124960acff905d9f32f1220f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8e135b23a2c4526329131f8f6d2c7520364135ae124960acff905d9f32f1220f", kill_on_drop: false }` [INFO] [stdout] 8e135b23a2c4526329131f8f6d2c7520364135ae124960acff905d9f32f1220f [INFO] running `Command { std: "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" "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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f5f62a7a876d6af5d4183498d2089dc1e75361df0379c9497eefe36ea1a0e9a4 [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" "f5f62a7a876d6af5d4183498d2089dc1e75361df0379c9497eefe36ea1a0e9a4", kill_on_drop: false }` [INFO] [stderr] warning: an associated function with this name may be added to the standard library in the future [INFO] [stderr] --> src/display/help.rs:152:71 [INFO] [stderr] | [INFO] [stderr] 152 | Self::List(keys) => keys.iter().map(|key| key.char_len()).intersperse(3).sum(), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stderr] = warning: once this associated item 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 `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stderr] = help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse` [INFO] [stderr] [INFO] [stderr] warning: an associated function with this name may be added to the standard library in the future [INFO] [stderr] --> src/display/help.rs:168:22 [INFO] [stderr] | [INFO] [stderr] 168 | .intersperse( [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: once this associated item 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 `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stderr] = help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse` [INFO] [stderr] [INFO] [stderr] warning: `klondike-rs` (lib) generated 2 warnings [INFO] [stderr] warning: `klondike-rs` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/klondike_lib-de0fcff1ba52e626) [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/klondike-5c50be300ffe2c67) [INFO] [stdout] [INFO] [stderr] Doc-tests klondike_lib [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "f5f62a7a876d6af5d4183498d2089dc1e75361df0379c9497eefe36ea1a0e9a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f5f62a7a876d6af5d4183498d2089dc1e75361df0379c9497eefe36ea1a0e9a4", kill_on_drop: false }` [INFO] [stdout] f5f62a7a876d6af5d4183498d2089dc1e75361df0379c9497eefe36ea1a0e9a4