[INFO] fetching crate traverse 0.0.12... [INFO] checking traverse-0.0.12 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-4 [INFO] extracting crate traverse 0.0.12 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate traverse 0.0.12 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate traverse 0.0.12 [INFO] finished tweaking crates.io crate traverse 0.0.12 [INFO] tweaked toml for crates.io crate traverse 0.0.12 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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 25 packages [INFO] [stderr] Adding env_logger v0.8.4 (latest: v0.11.3) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: dependency (num) specified without providing a local path, Git repository, version, or workspace dependency to use. This will be considered an error in future versions [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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 618e1afcd8ed6b47cd30bfddc0264d2861056c1a93d7a5d54524dcf82e5eb94e [INFO] running `Command { std: "docker" "start" "-a" "618e1afcd8ed6b47cd30bfddc0264d2861056c1a93d7a5d54524dcf82e5eb94e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "618e1afcd8ed6b47cd30bfddc0264d2861056c1a93d7a5d54524dcf82e5eb94e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "618e1afcd8ed6b47cd30bfddc0264d2861056c1a93d7a5d54524dcf82e5eb94e", kill_on_drop: false }` [INFO] [stdout] 618e1afcd8ed6b47cd30bfddc0264d2861056c1a93d7a5d54524dcf82e5eb94e [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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6dbe91c2e812c1b0f6fda8c72646c795ec949b4c273df5eb67d135b3cebfd1f2 [INFO] running `Command { std: "docker" "start" "-a" "6dbe91c2e812c1b0f6fda8c72646c795ec949b4c273df5eb67d135b3cebfd1f2", kill_on_drop: false }` [INFO] [stderr] warning: dependency (num) specified without providing a local path, Git repository, version, or workspace dependency to use. This will be considered an error in future versions [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling num-bigint v0.4.4 [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Compiling num-rational v0.4.1 [INFO] [stderr] Checking regex-syntax v0.8.3 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking getrandom v0.2.13 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking num-complex v0.4.5 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking num-iter v0.1.44 [INFO] [stderr] Checking num v0.4.1 [INFO] [stderr] Checking traverse v0.0.12 (/opt/rustwide/workdir) [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Checking env_logger v0.8.4 [INFO] [stderr] Checking quickcheck v1.0.3 [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/impls/slice.rs:28:47 [INFO] [stdout] | [INFO] [stdout] 28 | let traversal: Vec = data.map(|&x| x).collect(); [INFO] [stdout] | ^^ [INFO] [stdout] | | [INFO] [stdout] | expected integer, found `&_` [INFO] [stdout] | expected due to this [INFO] [stdout] | [INFO] [stdout] = note: expected type `{integer}` [INFO] [stdout] found reference `&_` [INFO] [stdout] help: consider removing `&` from the pattern [INFO] [stdout] | [INFO] [stdout] 28 - let traversal: Vec = data.map(|&x| x).collect(); [INFO] [stdout] 28 + let traversal: Vec = data.map(|x| x).collect(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `Vec: FromTraversal<&_>` is not satisfied [INFO] [stdout] --> src/impls/slice.rs:28:54 [INFO] [stdout] | [INFO] [stdout] 28 | let traversal: Vec = data.map(|&x| x).collect(); [INFO] [stdout] | ^^^^^^^ the trait `FromTraversal<&_>` is not implemented for `Vec` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromTraversal` is implemented for `Vec` [INFO] [stdout] = help: for that trait implementation, expected `usize`, found `&_` [INFO] [stdout] note: the method call chain might not have had the expected associated types [INFO] [stdout] --> src/impls/slice.rs:28:42 [INFO] [stdout] | [INFO] [stdout] 27 | let data = [1, 2, 5, 4, 6, 7]; [INFO] [stdout] | ------------------ this expression has type `[{integer}; 6]` [INFO] [stdout] 28 | let traversal: Vec = data.map(|&x| x).collect(); [INFO] [stdout] | ^^^^^^^^^^^ `Traversal::Item` is `&_` here [INFO] [stdout] note: required by a bound in `Traversal::collect` [INFO] [stdout] --> src/lib.rs:98:14 [INFO] [stdout] | [INFO] [stdout] 97 | fn collect(self) -> D [INFO] [stdout] | ------- required by a bound in this associated function [INFO] [stdout] 98 | where D: FromTraversal { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `Traversal::collect` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/impls/slice.rs:35:44 [INFO] [stdout] | [INFO] [stdout] 35 | let traversal: Vec<()> = data.map(|&x| x).collect(); [INFO] [stdout] | ^^ [INFO] [stdout] | | [INFO] [stdout] | expected `()`, found `&_` [INFO] [stdout] | expected due to this [INFO] [stdout] | [INFO] [stdout] = note: expected unit type `()` [INFO] [stdout] found reference `&_` [INFO] [stdout] help: consider removing `&` from the pattern [INFO] [stdout] | [INFO] [stdout] 35 - let traversal: Vec<()> = data.map(|&x| x).collect(); [INFO] [stdout] 35 + let traversal: Vec<()> = data.map(|x| x).collect(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `Vec<()>: FromTraversal<&_>` is not satisfied [INFO] [stdout] --> src/impls/slice.rs:35:51 [INFO] [stdout] | [INFO] [stdout] 35 | let traversal: Vec<()> = data.map(|&x| x).collect(); [INFO] [stdout] | ^^^^^^^ the trait `FromTraversal<&_>` is not implemented for `Vec<()>` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromTraversal<()>` is implemented for `Vec<()>` [INFO] [stdout] = help: for that trait implementation, expected `()`, found `&_` [INFO] [stdout] note: the method call chain might not have had the expected associated types [INFO] [stdout] --> src/impls/slice.rs:35:39 [INFO] [stdout] | [INFO] [stdout] 34 | let data = [(), (), ()]; [INFO] [stdout] | ------------ this expression has type `[(); 3]` [INFO] [stdout] 35 | let traversal: Vec<()> = data.map(|&x| x).collect(); [INFO] [stdout] | ^^^^^^^^^^^ `Traversal::Item` is `&_` here [INFO] [stdout] note: required by a bound in `Traversal::collect` [INFO] [stdout] --> src/lib.rs:98:14 [INFO] [stdout] | [INFO] [stdout] 97 | fn collect(self) -> D [INFO] [stdout] | ------- required by a bound in this associated function [INFO] [stdout] 98 | where D: FromTraversal { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `Traversal::collect` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0308. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `traverse` (lib test) due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "6dbe91c2e812c1b0f6fda8c72646c795ec949b4c273df5eb67d135b3cebfd1f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6dbe91c2e812c1b0f6fda8c72646c795ec949b4c273df5eb67d135b3cebfd1f2", kill_on_drop: false }` [INFO] [stdout] 6dbe91c2e812c1b0f6fda8c72646c795ec949b4c273df5eb67d135b3cebfd1f2 [INFO] checking traverse-0.0.12 against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-4 [INFO] extracting crate traverse 0.0.12 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate traverse 0.0.12 on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate traverse 0.0.12 [INFO] finished tweaking crates.io crate traverse 0.0.12 [INFO] tweaked toml for crates.io crate traverse 0.0.12 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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: dependency (num) specified without providing a local path, Git repository, version, or workspace dependency to use. This will be considered an error in future versions [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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b4afe565497289769ccac50c6172b0c9644d29a1402f0d7ef161afcb5f2a79aa [INFO] running `Command { std: "docker" "start" "-a" "b4afe565497289769ccac50c6172b0c9644d29a1402f0d7ef161afcb5f2a79aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b4afe565497289769ccac50c6172b0c9644d29a1402f0d7ef161afcb5f2a79aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b4afe565497289769ccac50c6172b0c9644d29a1402f0d7ef161afcb5f2a79aa", kill_on_drop: false }` [INFO] [stdout] b4afe565497289769ccac50c6172b0c9644d29a1402f0d7ef161afcb5f2a79aa [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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c706ed1e582e9f126ffde55fd352944b0d3a25ed9dc60a7805a80f35719dca24 [INFO] running `Command { std: "docker" "start" "-a" "c706ed1e582e9f126ffde55fd352944b0d3a25ed9dc60a7805a80f35719dca24", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] no edition found in manifest, probably 2015, skipping [INFO] running `Command { std: "docker" "inspect" "c706ed1e582e9f126ffde55fd352944b0d3a25ed9dc60a7805a80f35719dca24", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c706ed1e582e9f126ffde55fd352944b0d3a25ed9dc60a7805a80f35719dca24", kill_on_drop: false }` [INFO] [stdout] c706ed1e582e9f126ffde55fd352944b0d3a25ed9dc60a7805a80f35719dca24