[INFO] fetching crate cop 0.2.0... [INFO] checking cop-0.2.0 against master#1280928a99ad3ef2c5735b42dc8852456ae3b974 for pr-120798 [INFO] extracting crate cop 0.2.0 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate cop 0.2.0 on toolchain 1280928a99ad3ef2c5735b42dc8852456ae3b974 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1280928a99ad3ef2c5735b42dc8852456ae3b974" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate cop 0.2.0 [INFO] finished tweaking crates.io crate cop 0.2.0 [INFO] tweaked toml for crates.io crate cop 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1280928a99ad3ef2c5735b42dc8852456ae3b974" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1280928a99ad3ef2c5735b42dc8852456ae3b974" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded colosseum v0.2.2 [INFO] [stderr] Downloaded tptp v0.31.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1280928a99ad3ef2c5735b42dc8852456ae3b974" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bb4d911171e0bca64276f74eea4e5294c5ba407fc7fe6014e70f02e379bcbb84 [INFO] running `Command { std: "docker" "start" "-a" "bb4d911171e0bca64276f74eea4e5294c5ba407fc7fe6014e70f02e379bcbb84", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bb4d911171e0bca64276f74eea4e5294c5ba407fc7fe6014e70f02e379bcbb84", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bb4d911171e0bca64276f74eea4e5294c5ba407fc7fe6014e70f02e379bcbb84", kill_on_drop: false }` [INFO] [stdout] bb4d911171e0bca64276f74eea4e5294c5ba407fc7fe6014e70f02e379bcbb84 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1280928a99ad3ef2c5735b42dc8852456ae3b974" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 298f718baed831ffc222262445e03e6b37460904893665455a15d031f7ba6745 [INFO] running `Command { std: "docker" "start" "-a" "298f718baed831ffc222262445e03e6b37460904893665455a15d031f7ba6745", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking memchr v2.7.1 [INFO] [stderr] Checking minimal-lexical v0.2.1 [INFO] [stderr] Checking ahash v0.4.8 [INFO] [stderr] Checking colosseum v0.2.2 [INFO] [stderr] Compiling syn v2.0.48 [INFO] [stderr] Checking num-bigint v0.4.4 [INFO] [stderr] Checking hashbrown v0.9.1 [INFO] [stderr] Checking nom v7.1.3 [INFO] [stderr] Compiling serde_derive v1.0.196 [INFO] [stderr] Compiling derive_more v0.99.17 [INFO] [stderr] Checking tptp v0.31.1 [INFO] [stderr] Checking serde v1.0.196 [INFO] [stderr] Checking cop v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.93s [INFO] running `Command { std: "docker" "inspect" "298f718baed831ffc222262445e03e6b37460904893665455a15d031f7ba6745", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "298f718baed831ffc222262445e03e6b37460904893665455a15d031f7ba6745", kill_on_drop: false }` [INFO] [stdout] 298f718baed831ffc222262445e03e6b37460904893665455a15d031f7ba6745 [INFO] checking cop-0.2.0 against try#9b9e20bc79549d80ab413f49d990713851172cc1 for pr-120798 [INFO] extracting crate cop 0.2.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate cop 0.2.0 on toolchain 9b9e20bc79549d80ab413f49d990713851172cc1 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b9e20bc79549d80ab413f49d990713851172cc1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate cop 0.2.0 [INFO] finished tweaking crates.io crate cop 0.2.0 [INFO] tweaked toml for crates.io crate cop 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b9e20bc79549d80ab413f49d990713851172cc1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b9e20bc79549d80ab413f49d990713851172cc1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+9b9e20bc79549d80ab413f49d990713851172cc1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5c23110ab917c975405c9dfcda312a4fa5ca851a51dd56169c45cd9e12ed9734 [INFO] running `Command { std: "docker" "start" "-a" "5c23110ab917c975405c9dfcda312a4fa5ca851a51dd56169c45cd9e12ed9734", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5c23110ab917c975405c9dfcda312a4fa5ca851a51dd56169c45cd9e12ed9734", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c23110ab917c975405c9dfcda312a4fa5ca851a51dd56169c45cd9e12ed9734", kill_on_drop: false }` [INFO] [stdout] 5c23110ab917c975405c9dfcda312a4fa5ca851a51dd56169c45cd9e12ed9734 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+9b9e20bc79549d80ab413f49d990713851172cc1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dfc77fb0b723465b62e7b326c5ea7d06a52cd698f98e1326a168e7ad2724f591 [INFO] running `Command { std: "docker" "start" "-a" "dfc77fb0b723465b62e7b326c5ea7d06a52cd698f98e1326a168e7ad2724f591", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking memchr v2.7.1 [INFO] [stderr] Checking minimal-lexical v0.2.1 [INFO] [stderr] Checking ahash v0.4.8 [INFO] [stderr] Checking colosseum v0.2.2 [INFO] [stderr] Compiling syn v2.0.48 [INFO] [stderr] Checking num-bigint v0.4.4 [INFO] [stderr] Checking hashbrown v0.9.1 [INFO] [stderr] Checking nom v7.1.3 [INFO] [stderr] Compiling serde_derive v1.0.196 [INFO] [stderr] Compiling derive_more v0.99.17 [INFO] [stderr] Checking tptp v0.31.1 [INFO] [stderr] Checking serde v1.0.196 [INFO] [stderr] Checking cop v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/nano/contrapositive.rs:184:51 [INFO] [stdout] | [INFO] [stdout] 184 | Box::new(full_mat.iter().flat_map(move |cl| { [INFO] [stdout] | -------- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | type must be known at this point [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: IntoIterator` [INFO] [stdout] note: required by a bound in `flat_map` [INFO] [stdout] --> /rustc/9b9e20bc79549d80ab413f49d990713851172cc1/library/core/src/iter/traits/iterator.rs:1503:5 [INFO] [stdout] help: try giving this closure an explicit return type [INFO] [stdout] | [INFO] [stdout] 184 | Box::new(full_mat.iter().flat_map(move |cl| -> /* Type */ { [INFO] [stdout] | +++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/nano/contrapositive.rs:184:51 [INFO] [stdout] | [INFO] [stdout] 184 | Box::new(full_mat.iter().flat_map(move |cl| { [INFO] [stdout] | -------- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | type must be known at this point [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: IntoIterator` [INFO] [stdout] note: required by a bound in `flat_map` [INFO] [stdout] --> /rustc/9b9e20bc79549d80ab413f49d990713851172cc1/library/core/src/iter/traits/iterator.rs:1503:5 [INFO] [stdout] help: try giving this closure an explicit return type [INFO] [stdout] | [INFO] [stdout] 184 | Box::new(full_mat.iter().flat_map(move |cl| -> /* Type */ { [INFO] [stdout] | +++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: concrete type differs from previous defining opaque type use [INFO] [stdout] --> src/nano/contrapositive.rs:168:96 [INFO] [stdout] | [INFO] [stdout] 168 | fn pre_cps<'a>(&'a self, ctx: Vec>) -> impl Iterator> { [INFO] [stdout] | ________________________________________________________________________________________________^ [INFO] [stdout] 169 | | use alloc::boxed::Box; [INFO] [stdout] 170 | | self.1.contrapositives().flat_map(move |cp| match cp.lit { [INFO] [stdout] 171 | | LitMat::Lit(lit) => Box::new(core::iter::once(PreCp { [INFO] [stdout] ... | [INFO] [stdout] 195 | | }) [INFO] [stdout] 196 | | } [INFO] [stdout] | |_____^ expected `{type error}`, got `FlatMap>>>>, Box>>, {closure@src/nano/contrapositive.rs:170:43: 170:52}>` [INFO] [stdout] | [INFO] [stdout] note: previous use here [INFO] [stdout] --> src/nano/contrapositive.rs:192:24 [INFO] [stdout] | [INFO] [stdout] 192 | cl.pre_cps(ctx) [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0283`. [INFO] [stdout] [INFO] [stdout] error: concrete type differs from previous defining opaque type use [INFO] [stdout] --> src/nano/contrapositive.rs:168:96 [INFO] [stdout] | [INFO] [stdout] 168 | fn pre_cps<'a>(&'a self, ctx: Vec>) -> impl Iterator> { [INFO] [stdout] | ________________________________________________________________________________________________^ [INFO] [stdout] 169 | | use alloc::boxed::Box; [INFO] [stdout] 170 | | self.1.contrapositives().flat_map(move |cp| match cp.lit { [INFO] [stdout] 171 | | LitMat::Lit(lit) => Box::new(core::iter::once(PreCp { [INFO] [stdout] ... | [INFO] [stdout] 195 | | }) [INFO] [stdout] 196 | | } [INFO] [stdout] | |_____^ expected `{type error}`, got `FlatMap>>>>, Box>>, {closure@src/nano/contrapositive.rs:170:43: 170:52}>` [INFO] [stdout] | [INFO] [stdout] note: previous use here [INFO] [stdout] --> src/nano/contrapositive.rs:192:24 [INFO] [stdout] | [INFO] [stdout] 192 | cl.pre_cps(ctx) [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0283`. [INFO] [stdout] [INFO] [stderr] error: could not compile `cop` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `cop` (lib test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "dfc77fb0b723465b62e7b326c5ea7d06a52cd698f98e1326a168e7ad2724f591", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dfc77fb0b723465b62e7b326c5ea7d06a52cd698f98e1326a168e7ad2724f591", kill_on_drop: false }` [INFO] [stdout] dfc77fb0b723465b62e7b326c5ea7d06a52cd698f98e1326a168e7ad2724f591