[INFO] fetching crate loopable 0.1.0... [INFO] testing loopable-0.1.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] extracting crate loopable 0.1.0 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate loopable 0.1.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate loopable 0.1.0 [INFO] finished tweaking crates.io crate loopable 0.1.0 [INFO] tweaked toml for crates.io crate loopable 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate crates.io crate loopable 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bbc962429a4e673eb9e4532a42fd1b8f86ce2414557582a45001c027f3d6c36f [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" "bbc962429a4e673eb9e4532a42fd1b8f86ce2414557582a45001c027f3d6c36f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bbc962429a4e673eb9e4532a42fd1b8f86ce2414557582a45001c027f3d6c36f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bbc962429a4e673eb9e4532a42fd1b8f86ce2414557582a45001c027f3d6c36f", kill_on_drop: false }` [INFO] [stdout] bbc962429a4e673eb9e4532a42fd1b8f86ce2414557582a45001c027f3d6c36f [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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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] ec55a6c16adc30febddda8cde0e29d8bcf7c2816d5bc036e0b88aee082137dc1 [INFO] running `Command { std: "docker" "start" "-a" "ec55a6c16adc30febddda8cde0e29d8bcf7c2816d5bc036e0b88aee082137dc1", kill_on_drop: false }` [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling loopable v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/gen_range.rs:23:12 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn new(start: T, stop: T, step: T) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `print_c` [INFO] [stdout] --> src/main.rs:42:4 [INFO] [stdout] | [INFO] [stdout] 42 | fn print_c>(v:I) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.86s [INFO] running `Command { std: "docker" "inspect" "ec55a6c16adc30febddda8cde0e29d8bcf7c2816d5bc036e0b88aee082137dc1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec55a6c16adc30febddda8cde0e29d8bcf7c2816d5bc036e0b88aee082137dc1", kill_on_drop: false }` [INFO] [stdout] ec55a6c16adc30febddda8cde0e29d8bcf7c2816d5bc036e0b88aee082137dc1 [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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 74e2b7a243ca6db6128fe52a12367d9f4e62bf3854b2145e825c1b6a6e30d457 [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" "74e2b7a243ca6db6128fe52a12367d9f4e62bf3854b2145e825c1b6a6e30d457", kill_on_drop: false }` [INFO] [stderr] Compiling loopable v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/gen_range.rs:23:12 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn new(start: T, stop: T, step: T) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning 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/combi.rs:95:42 [INFO] [stdout] | [INFO] [stdout] 95 | let v : Vec<&str> = s.split(" ").intersperse(",").collect(); [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: function is never used: `print_c` [INFO] [stdout] --> src/main.rs:42:4 [INFO] [stdout] | [INFO] [stdout] 42 | fn print_c>(v:I) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.34s [INFO] running `Command { std: "docker" "inspect" "74e2b7a243ca6db6128fe52a12367d9f4e62bf3854b2145e825c1b6a6e30d457", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "74e2b7a243ca6db6128fe52a12367d9f4e62bf3854b2145e825c1b6a6e30d457", kill_on_drop: false }` [INFO] [stdout] 74e2b7a243ca6db6128fe52a12367d9f4e62bf3854b2145e825c1b6a6e30d457 [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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b5a75eec4d49d8d2791ee190be493d122da970de03f174055f8403862b6ecd8c [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" "b5a75eec4d49d8d2791ee190be493d122da970de03f174055f8403862b6ecd8c", kill_on_drop: false }` [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/gen_range.rs:23:12 [INFO] [stderr] | [INFO] [stderr] 23 | pub fn new(start: T, stop: T, step: T) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `loopable` (lib) generated 1 warning [INFO] [stderr] warning: an associated function with this name may be added to the standard library in the future [INFO] [stderr] --> src/combi.rs:95:42 [INFO] [stderr] | [INFO] [stderr] 95 | let v : Vec<&str> = s.split(" ").intersperse(",").collect(); [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: function is never used: `print_c` [INFO] [stderr] --> src/main.rs:42:4 [INFO] [stderr] | [INFO] [stderr] 42 | fn print_c>(v:I) { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `loopable` (lib test) generated 1 warning [INFO] [stderr] warning: `loopable` (bin "d2_printout" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/d2_iterators-e7fcf522d3b8a217) [INFO] [stdout] [INFO] [stdout] running 12 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/d2_printout-1ac9a84ce85fc2b4) [INFO] [stdout] test combi::combi_tests::skip_iter_test ... ok [INFO] [stdout] test gen_range::tests::it_works ... ok [INFO] [stdout] test gen_range::tests::iter_test ... ok [INFO] [stdout] test combi::combi_tests::test_intersperse ... ok [INFO] [stdout] test tests::iter_test ... ok [INFO] [stdout] test tests::it_works ... ok [INFO] [stdout] test combi::combi_tests::test_step_by ... ok [INFO] [stdout] test combi::combi_tests::it_works ... ok [INFO] [stdout] test combi::combi_tests::test_interleave ... ok [INFO] [stdout] test tests::tup_test ... ok [INFO] [stdout] test combi::combi_tests::skip_iter_2 ... ok [INFO] [stdout] test gen_range::tests::filter ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stderr] Doc-tests d2_iterators [INFO] [stdout] test gen_range::tests::filter ... ok [INFO] [stdout] test gen_range::tests::it_works ... ok [INFO] [stdout] test gen_range::tests::iter_test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [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" "b5a75eec4d49d8d2791ee190be493d122da970de03f174055f8403862b6ecd8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b5a75eec4d49d8d2791ee190be493d122da970de03f174055f8403862b6ecd8c", kill_on_drop: false }` [INFO] [stdout] b5a75eec4d49d8d2791ee190be493d122da970de03f174055f8403862b6ecd8c