[INFO] fetching crate refptr 0.2.0... [INFO] testing refptr-0.2.0 against beta-2021-01-01 for beta-1.50-1 [INFO] extracting crate refptr 0.2.0 into /workspace/builds/worker-10/source [INFO] validating manifest of crates.io crate refptr 0.2.0 on toolchain beta-2021-01-01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate refptr 0.2.0 [INFO] finished tweaking crates.io crate refptr 0.2.0 [INFO] tweaked toml for crates.io crate refptr 0.2.0 written to /workspace/builds/worker-10/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded refptr-macros v0.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fc9a99db027dd9e55f3738c61975ad2d6b12682e31eba593cc82a738c7f05b06 [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" "fc9a99db027dd9e55f3738c61975ad2d6b12682e31eba593cc82a738c7f05b06", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fc9a99db027dd9e55f3738c61975ad2d6b12682e31eba593cc82a738c7f05b06", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc9a99db027dd9e55f3738c61975ad2d6b12682e31eba593cc82a738c7f05b06", kill_on_drop: false }` [INFO] [stdout] fc9a99db027dd9e55f3738c61975ad2d6b12682e31eba593cc82a738c7f05b06 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 847ec94b9205c686a124bdf211a7402d7b6fc43f8eab8e02a84e3c6fa72e22a9 [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" "847ec94b9205c686a124bdf211a7402d7b6fc43f8eab8e02a84e3c6fa72e22a9", kill_on_drop: false }` [INFO] [stderr] Compiling refptr-macros v0.2.0 [INFO] [stderr] Compiling refptr v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.82s [INFO] running `Command { std: "docker" "inspect" "847ec94b9205c686a124bdf211a7402d7b6fc43f8eab8e02a84e3c6fa72e22a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "847ec94b9205c686a124bdf211a7402d7b6fc43f8eab8e02a84e3c6fa72e22a9", kill_on_drop: false }` [INFO] [stdout] 847ec94b9205c686a124bdf211a7402d7b6fc43f8eab8e02a84e3c6fa72e22a9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 961f477ecf8f8b12d6535d289fd5c298ba54c8e3b26612ff10372ce71c74e73f [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" "961f477ecf8f8b12d6535d289fd5c298ba54c8e3b26612ff10372ce71c74e73f", kill_on_drop: false }` [INFO] [stderr] Compiling refptr v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `aaa` [INFO] [stdout] --> tests/testy.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | aaa: i32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `bbb` [INFO] [stdout] --> tests/testy.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | bbb: u32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `aaa` [INFO] [stdout] --> tests/testy.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | aaa: i32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `bbb` [INFO] [stdout] --> tests/testy.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | bbb: u32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `aaa` [INFO] [stdout] --> tests/testy.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | aaa: i32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `bbb` [INFO] [stdout] --> tests/testy.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | bbb: u32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `aaa` [INFO] [stdout] --> tests/testy.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | aaa: i32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `bbb` [INFO] [stdout] --> tests/testy.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | bbb: u32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.60s [INFO] running `Command { std: "docker" "inspect" "961f477ecf8f8b12d6535d289fd5c298ba54c8e3b26612ff10372ce71c74e73f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "961f477ecf8f8b12d6535d289fd5c298ba54c8e3b26612ff10372ce71c74e73f", kill_on_drop: false }` [INFO] [stdout] 961f477ecf8f8b12d6535d289fd5c298ba54c8e3b26612ff10372ce71c74e73f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 81a1778141ceb5594ac4d806fb4f506a2cf565be84322828dacc9f39b04bdbaf [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" "81a1778141ceb5594ac4d806fb4f506a2cf565be84322828dacc9f39b04bdbaf", kill_on_drop: false }` [INFO] [stderr] warning: field is never read: `aaa` [INFO] [stderr] --> tests/testy.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | aaa: i32, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `bbb` [INFO] [stderr] --> tests/testy.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | bbb: u32, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `aaa` [INFO] [stderr] --> tests/testy.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | aaa: i32, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `bbb` [INFO] [stderr] --> tests/testy.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | bbb: u32, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `aaa` [INFO] [stderr] --> tests/testy.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | aaa: i32, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `bbb` [INFO] [stderr] --> tests/testy.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | bbb: u32, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `aaa` [INFO] [stderr] --> tests/testy.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 23 | aaa: i32, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `bbb` [INFO] [stderr] --> tests/testy.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | bbb: u32, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/refptr-befcbcd915ea35b1 [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] [stderr] Running /opt/rustwide/target/debug/deps/testy-cfc2ef9e13f7a899 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test foo ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests refptr [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test src/lib.rs - (line 120) ... ok [INFO] [stdout] test src/lib.rs - make_refptr (line 477) ... ok [INFO] [stdout] test src/lib.rs - (line 97) ... ok [INFO] [stdout] test src/lib.rs - (line 155) ... ok [INFO] [stdout] test src/lib.rs - (line 76) ... ok [INFO] [stdout] test src/lib.rs - (line 41) ... ok [INFO] [stdout] test src/lib.rs - (line 16) ... ok [INFO] [stdout] test src/lib.rs - WeakPtr (line 293) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.07s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "81a1778141ceb5594ac4d806fb4f506a2cf565be84322828dacc9f39b04bdbaf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "81a1778141ceb5594ac4d806fb4f506a2cf565be84322828dacc9f39b04bdbaf", kill_on_drop: false }` [INFO] [stdout] 81a1778141ceb5594ac4d806fb4f506a2cf565be84322828dacc9f39b04bdbaf