[INFO] fetching crate randbats-winrates 0.2.1... [INFO] testing randbats-winrates-0.2.1 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479 [INFO] extracting crate randbats-winrates 0.2.1 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate randbats-winrates 0.2.1 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate randbats-winrates 0.2.1 [INFO] finished tweaking crates.io crate randbats-winrates 0.2.1 [INFO] tweaked toml for crates.io crate randbats-winrates 0.2.1 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate crates.io crate randbats-winrates 0.2.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded prettytable-rs v0.8.0 [INFO] [stderr] Downloaded pikkr-annika v0.16.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b77df77fe6f565108c8b5e89a1e7ffee10beba4975a357404e749f0b0f710b89 [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" "b77df77fe6f565108c8b5e89a1e7ffee10beba4975a357404e749f0b0f710b89", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b77df77fe6f565108c8b5e89a1e7ffee10beba4975a357404e749f0b0f710b89", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b77df77fe6f565108c8b5e89a1e7ffee10beba4975a357404e749f0b0f710b89", kill_on_drop: false }` [INFO] [stdout] b77df77fe6f565108c8b5e89a1e7ffee10beba4975a357404e749f0b0f710b89 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] e0d38046e068c05d4bf25a63a3ad65fd0b3a06a47f1f49f03871f345aafbabad [INFO] running `Command { std: "docker" "start" "-a" "e0d38046e068c05d4bf25a63a3ad65fd0b3a06a47f1f49f03871f345aafbabad", kill_on_drop: false }` [INFO] [stderr] Compiling byteorder v1.4.2 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Compiling encode_unicode v0.3.6 [INFO] [stderr] Compiling hashbrown v0.9.1 [INFO] [stderr] Compiling indexmap v1.6.1 [INFO] [stderr] Compiling itertools v0.10.0 [INFO] [stderr] Compiling pikkr-annika v0.16.1 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Compiling regex-automata v0.1.9 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Compiling bstr v0.2.15 [INFO] [stderr] Compiling csv v1.1.5 [INFO] [stderr] Compiling prettytable-rs v0.8.0 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Compiling structopt v0.3.21 [INFO] [stderr] Compiling randbats-winrates v0.2.1 (/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/stats.rs:189:14 [INFO] [stdout] | [INFO] [stdout] 189 | .intersperse(String::from("\n")) [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 22.57s [INFO] running `Command { std: "docker" "inspect" "e0d38046e068c05d4bf25a63a3ad65fd0b3a06a47f1f49f03871f345aafbabad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e0d38046e068c05d4bf25a63a3ad65fd0b3a06a47f1f49f03871f345aafbabad", kill_on_drop: false }` [INFO] [stdout] e0d38046e068c05d4bf25a63a3ad65fd0b3a06a47f1f49f03871f345aafbabad [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2b696c472102f83402616066264c6d8f2986a4e501f85b062068cfa382d0e98c [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" "2b696c472102f83402616066264c6d8f2986a4e501f85b062068cfa382d0e98c", kill_on_drop: false }` [INFO] [stderr] Compiling randbats-winrates v0.2.1 (/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/stats.rs:189:14 [INFO] [stdout] | [INFO] [stdout] 189 | .intersperse(String::from("\n")) [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.79s [INFO] running `Command { std: "docker" "inspect" "2b696c472102f83402616066264c6d8f2986a4e501f85b062068cfa382d0e98c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2b696c472102f83402616066264c6d8f2986a4e501f85b062068cfa382d0e98c", kill_on_drop: false }` [INFO] [stdout] 2b696c472102f83402616066264c6d8f2986a4e501f85b062068cfa382d0e98c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 169620853c318caa2f377fb8fdc7693ef9d765d9b1e95978aef28238fd633a89 [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" "169620853c318caa2f377fb8fdc7693ef9d765d9b1e95978aef28238fd633a89", 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/stats.rs:189:14 [INFO] [stderr] | [INFO] [stderr] 189 | .intersperse(String::from("\n")) [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: `randbats-winrates` (bin "randbats-winrates" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/randbats_winrates-b2e2ff42203a9ea0) [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" "169620853c318caa2f377fb8fdc7693ef9d765d9b1e95978aef28238fd633a89", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "169620853c318caa2f377fb8fdc7693ef9d765d9b1e95978aef28238fd633a89", kill_on_drop: false }` [INFO] [stdout] 169620853c318caa2f377fb8fdc7693ef9d765d9b1e95978aef28238fd633a89