[INFO] fetching crate reusable-box-future 0.2.0... [INFO] testing reusable-box-future-0.2.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] extracting crate reusable-box-future 0.2.0 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate reusable-box-future 0.2.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate reusable-box-future 0.2.0 [INFO] finished tweaking crates.io crate reusable-box-future 0.2.0 [INFO] tweaked toml for crates.io crate reusable-box-future 0.2.0 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3458bfd792f862f1cbf05693c8324957d7836281be22b6f0e99ba3ce7f233657 [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" "3458bfd792f862f1cbf05693c8324957d7836281be22b6f0e99ba3ce7f233657", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3458bfd792f862f1cbf05693c8324957d7836281be22b6f0e99ba3ce7f233657", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3458bfd792f862f1cbf05693c8324957d7836281be22b6f0e99ba3ce7f233657", kill_on_drop: false }` [INFO] [stdout] 3458bfd792f862f1cbf05693c8324957d7836281be22b6f0e99ba3ce7f233657 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] 55fecd46bd7307dbf9d6b2cbd539c8e633fb52f18076d852280691f8fd144058 [INFO] running `Command { std: "docker" "start" "-a" "55fecd46bd7307dbf9d6b2cbd539c8e633fb52f18076d852280691f8fd144058", kill_on_drop: false }` [INFO] [stderr] Compiling reusable-box-future v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.21s [INFO] running `Command { std: "docker" "inspect" "55fecd46bd7307dbf9d6b2cbd539c8e633fb52f18076d852280691f8fd144058", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "55fecd46bd7307dbf9d6b2cbd539c8e633fb52f18076d852280691f8fd144058", kill_on_drop: false }` [INFO] [stdout] 55fecd46bd7307dbf9d6b2cbd539c8e633fb52f18076d852280691f8fd144058 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cb8f645447c9dfe108f5b51778b820a2747abb9db63e43b6f04e5889b2f44d70 [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" "cb8f645447c9dfe108f5b51778b820a2747abb9db63e43b6f04e5889b2f44d70", kill_on_drop: false }` [INFO] [stderr] Compiling futures-task v0.3.15 [INFO] [stderr] Compiling futures-core v0.3.15 [INFO] [stderr] Compiling futures-util v0.3.15 [INFO] [stderr] Compiling futures-executor v0.3.15 [INFO] [stderr] Compiling reusable-box-future v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/box_future.rs:292:28 [INFO] [stdout] | [INFO] [stdout] 292 | panic!(1u32); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 292 | panic!("{}", 1u32); [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 292 | std::panic::panic_any(1u32); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/box_future.rs:326:37 [INFO] [stdout] | [INFO] [stdout] 326 | Ok(_) => panic!(2u32), [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 326 | Ok(_) => panic!("{}", 2u32), [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 326 | Ok(_) => std::panic::panic_any(2u32), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/box_future.rs:327:38 [INFO] [stdout] | [INFO] [stdout] 327 | Err(_) => panic!(3u32), [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 327 | Err(_) => panic!("{}", 3u32), [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 327 | Err(_) => std::panic::panic_any(3u32), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 6.04s [INFO] running `Command { std: "docker" "inspect" "cb8f645447c9dfe108f5b51778b820a2747abb9db63e43b6f04e5889b2f44d70", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cb8f645447c9dfe108f5b51778b820a2747abb9db63e43b6f04e5889b2f44d70", kill_on_drop: false }` [INFO] [stdout] cb8f645447c9dfe108f5b51778b820a2747abb9db63e43b6f04e5889b2f44d70 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 23c45d7baaa7e3fa6629731c93ab2c04e750a8f0ffb7308503ea4405716dc63f [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" "23c45d7baaa7e3fa6629731c93ab2c04e750a8f0ffb7308503ea4405716dc63f", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/box_future.rs:292:28 [INFO] [stderr] | [INFO] [stderr] 292 | panic!(1u32); [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stderr] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: add a "{}" format string to Display the message [INFO] [stderr] | [INFO] [stderr] 292 | panic!("{}", 1u32); [INFO] [stderr] | ^^^^^ [INFO] [stderr] help: or use std::panic::panic_any instead [INFO] [stderr] | [INFO] [stderr] 292 | std::panic::panic_any(1u32); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/box_future.rs:326:37 [INFO] [stderr] | [INFO] [stderr] 326 | Ok(_) => panic!(2u32), [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: add a "{}" format string to Display the message [INFO] [stderr] | [INFO] [stderr] 326 | Ok(_) => panic!("{}", 2u32), [INFO] [stderr] | ^^^^^ [INFO] [stderr] help: or use std::panic::panic_any instead [INFO] [stderr] | [INFO] [stderr] 326 | Ok(_) => std::panic::panic_any(2u32), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/box_future.rs:327:38 [INFO] [stderr] | [INFO] [stderr] 327 | Err(_) => panic!(3u32), [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: add a "{}" format string to Display the message [INFO] [stderr] | [INFO] [stderr] 327 | Err(_) => panic!("{}", 3u32), [INFO] [stderr] | ^^^^^ [INFO] [stderr] help: or use std::panic::panic_any instead [INFO] [stderr] | [INFO] [stderr] 327 | Err(_) => std::panic::panic_any(3u32), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/reusable_box_future-a2d969785b239d85) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test local_box_future::tests::static_assertion ... ok [INFO] [stdout] test box_future::tests::static_assertion ... ok [INFO] [stdout] test box_future::tests::alloc ... ok [INFO] [stderr] Doc-tests reusable-box-future [INFO] [stdout] test box_future::tests::panicking_drop ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [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" "23c45d7baaa7e3fa6629731c93ab2c04e750a8f0ffb7308503ea4405716dc63f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "23c45d7baaa7e3fa6629731c93ab2c04e750a8f0ffb7308503ea4405716dc63f", kill_on_drop: false }` [INFO] [stdout] 23c45d7baaa7e3fa6629731c93ab2c04e750a8f0ffb7308503ea4405716dc63f