[INFO] fetching crate paxos-rust 0.2.0... [INFO] testing paxos-rust-0.2.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] extracting crate paxos-rust 0.2.0 into /workspace/builds/worker-27/source [INFO] validating manifest of crates.io crate paxos-rust 0.2.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate paxos-rust 0.2.0 [INFO] finished tweaking crates.io crate paxos-rust 0.2.0 [INFO] tweaked toml for crates.io crate paxos-rust 0.2.0 written to /workspace/builds/worker-27/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f9e2dd7839435bc6a6a562ff68fbe19d54e88be043f87576f0a98db8ec688166 [INFO] running `Command { std: "docker" "start" "-a" "f9e2dd7839435bc6a6a562ff68fbe19d54e88be043f87576f0a98db8ec688166", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f9e2dd7839435bc6a6a562ff68fbe19d54e88be043f87576f0a98db8ec688166", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f9e2dd7839435bc6a6a562ff68fbe19d54e88be043f87576f0a98db8ec688166", kill_on_drop: false }` [INFO] [stdout] f9e2dd7839435bc6a6a562ff68fbe19d54e88be043f87576f0a98db8ec688166 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c173e3cde7f956df7452585c6184be8161c818f58c3201254b39c74e15ade35c [INFO] running `Command { std: "docker" "start" "-a" "c173e3cde7f956df7452585c6184be8161c818f58c3201254b39c74e15ade35c", kill_on_drop: false }` [INFO] [stderr] Compiling paxos-rust v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/acceptor.rs:18:31 [INFO] [stdout] | [INFO] [stdout] 18 | pub messenger: Option>>, [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn Messenger` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/learner.rs:19:31 [INFO] [stdout] | [INFO] [stdout] 19 | pub messenger: Option>>, [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn Messenger` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/proposer.rs:15:31 [INFO] [stdout] | [INFO] [stdout] 15 | pub messenger: Option>>, [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn Messenger` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.40s [INFO] running `Command { std: "docker" "inspect" "c173e3cde7f956df7452585c6184be8161c818f58c3201254b39c74e15ade35c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c173e3cde7f956df7452585c6184be8161c818f58c3201254b39c74e15ade35c", kill_on_drop: false }` [INFO] [stdout] c173e3cde7f956df7452585c6184be8161c818f58c3201254b39c74e15ade35c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 47612f8a123d5a73c22afcf64b779121ab9d87203a6ee0e86cda14fe2b0d60fd [INFO] running `Command { std: "docker" "start" "-a" "47612f8a123d5a73c22afcf64b779121ab9d87203a6ee0e86cda14fe2b0d60fd", kill_on_drop: false }` [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/acceptor.rs:18:31 [INFO] [stdout] | [INFO] [stdout] 18 | pub messenger: Option>>, [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn Messenger` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling paxos-rust v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/learner.rs:19:31 [INFO] [stdout] | [INFO] [stdout] 19 | pub messenger: Option>>, [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn Messenger` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/proposer.rs:15:31 [INFO] [stdout] | [INFO] [stdout] 15 | pub messenger: Option>>, [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn Messenger` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: attribute must be of the form `#[test]` [INFO] [stdout] --> src/learner.rs:125:5 [INFO] [stdout] | [INFO] [stdout] 125 | #[test(should_panic)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(ill_formed_attribute_input)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #57571 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/acceptor.rs:18:31 [INFO] [stdout] | [INFO] [stdout] 18 | pub messenger: Option>>, [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn Messenger` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/learner.rs:19:31 [INFO] [stdout] | [INFO] [stdout] 19 | pub messenger: Option>>, [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn Messenger` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/proposer.rs:15:31 [INFO] [stdout] | [INFO] [stdout] 15 | pub messenger: Option>>, [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn Messenger` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `paxos-rust` due to 2 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "47612f8a123d5a73c22afcf64b779121ab9d87203a6ee0e86cda14fe2b0d60fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "47612f8a123d5a73c22afcf64b779121ab9d87203a6ee0e86cda14fe2b0d60fd", kill_on_drop: false }` [INFO] [stdout] 47612f8a123d5a73c22afcf64b779121ab9d87203a6ee0e86cda14fe2b0d60fd