[INFO] fetching crate merkle-search-tree 0.7.1... [INFO] checking merkle-search-tree-0.7.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate merkle-search-tree 0.7.1 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate merkle-search-tree 0.7.1 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate merkle-search-tree 0.7.1 [INFO] finished tweaking crates.io crate merkle-search-tree 0.7.1 [INFO] tweaked toml for crates.io crate merkle-search-tree 0.7.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 118 packages [INFO] [stderr] Adding anes v0.1.6 (latest: v0.2.0) [INFO] [stderr] Adding base64 v0.21.7 (latest: v0.22.0) [INFO] [stderr] Adding encode_unicode v0.3.6 (latest: v1.0.0) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.12.1) [INFO] [stderr] Adding linux-raw-sys v0.4.13 (latest: v0.6.4) [INFO] [stderr] Adding nu-ansi-term v0.46.0 (latest: v0.50.0) [INFO] [stderr] Adding quick-error v1.2.3 (latest: v2.0.1) [INFO] [stderr] Adding regex-automata v0.1.10 (latest: v0.4.6) [INFO] [stderr] Adding regex-syntax v0.6.29 (latest: v0.8.3) [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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded insta v1.38.0 [INFO] [stderr] Downloaded siphasher v1.0.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a27c253485b4cf922024cc133807d18f3dcac8a401aa958cdf4cfce281116cd1 [INFO] running `Command { std: "docker" "start" "-a" "a27c253485b4cf922024cc133807d18f3dcac8a401aa958cdf4cfce281116cd1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a27c253485b4cf922024cc133807d18f3dcac8a401aa958cdf4cfce281116cd1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a27c253485b4cf922024cc133807d18f3dcac8a401aa958cdf4cfce281116cd1", kill_on_drop: false }` [INFO] [stdout] a27c253485b4cf922024cc133807d18f3dcac8a401aa958cdf4cfce281116cd1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e247bbf9c09a70cc876d645b06d0204909966376fd64d0b82f7e05633ddad85f [INFO] running `Command { std: "docker" "start" "-a" "e247bbf9c09a70cc876d645b06d0204909966376fd64d0b82f7e05633ddad85f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling libm v0.2.8 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Checking half v2.4.0 [INFO] [stderr] Checking plotters-backend v0.3.5 [INFO] [stderr] Checking clap_lex v0.7.0 [INFO] [stderr] Checking ciborium-io v0.2.2 [INFO] [stderr] Checking regex-syntax v0.6.29 [INFO] [stderr] Checking anstyle v1.0.6 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking overload v0.1.1 [INFO] [stderr] Checking bit-vec v0.6.3 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking nu-ansi-term v0.46.0 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking ciborium-ll v0.2.2 [INFO] [stderr] Checking criterion-plot v0.5.0 [INFO] [stderr] Checking clap_builder v4.5.2 [INFO] [stderr] Checking sharded-slab v0.1.7 [INFO] [stderr] Checking bit-set v0.5.3 [INFO] [stderr] Checking plotters-svg v0.3.5 [INFO] [stderr] Checking thread_local v1.1.8 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking tracing-log v0.2.0 [INFO] [stderr] Checking siphasher v1.0.1 [INFO] [stderr] Checking anes v0.1.6 [INFO] [stderr] Checking similar v2.5.0 [INFO] [stderr] Checking unarray v0.1.4 [INFO] [stderr] Checking merkle-search-tree v0.7.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking is-terminal v0.4.12 [INFO] [stderr] Checking console v0.15.8 [INFO] [stderr] Checking rusty-fork v0.3.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand_xorshift v0.3.0 [INFO] [stderr] Checking insta v1.38.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking clap v4.5.4 [INFO] [stderr] Checking plotters v0.3.5 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking proptest v1.4.0 [INFO] [stderr] Checking matchers v0.1.0 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking tracing-subscriber v0.3.18 [INFO] [stderr] Checking serde_json v1.0.115 [INFO] [stderr] Checking ciborium v0.2.2 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.5.1 [INFO] [stdout] warning: the item `Node` is imported redundantly [INFO] [stdout] --> src/node_iter.rs:137:9 [INFO] [stdout] | [INFO] [stdout] 133 | use super::*; [INFO] [stdout] | -------- the item `Node` is already imported here [INFO] [stdout] ... [INFO] [stdout] 137 | Node, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Digest` is imported redundantly [INFO] [stdout] --> src/page.rs:642:30 [INFO] [stdout] | [INFO] [stdout] 641 | use super::*; [INFO] [stdout] | -------- the item `Digest` is already imported here [INFO] [stdout] 642 | use crate::{assert_tree, digest::Digest}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.81s [INFO] running `Command { std: "docker" "inspect" "e247bbf9c09a70cc876d645b06d0204909966376fd64d0b82f7e05633ddad85f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e247bbf9c09a70cc876d645b06d0204909966376fd64d0b82f7e05633ddad85f", kill_on_drop: false }` [INFO] [stdout] e247bbf9c09a70cc876d645b06d0204909966376fd64d0b82f7e05633ddad85f [INFO] checking merkle-search-tree-0.7.1 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate merkle-search-tree 0.7.1 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate merkle-search-tree 0.7.1 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate merkle-search-tree 0.7.1 [INFO] finished tweaking crates.io crate merkle-search-tree 0.7.1 [INFO] tweaked toml for crates.io crate merkle-search-tree 0.7.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 118 packages [INFO] [stderr] Adding anes v0.1.6 (latest: v0.2.0) [INFO] [stderr] Adding base64 v0.21.7 (latest: v0.22.0) [INFO] [stderr] Adding encode_unicode v0.3.6 (latest: v1.0.0) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.12.1) [INFO] [stderr] Adding linux-raw-sys v0.4.13 (latest: v0.6.4) [INFO] [stderr] Adding nu-ansi-term v0.46.0 (latest: v0.50.0) [INFO] [stderr] Adding quick-error v1.2.3 (latest: v2.0.1) [INFO] [stderr] Adding regex-automata v0.1.10 (latest: v0.4.6) [INFO] [stderr] Adding regex-syntax v0.6.29 (latest: v0.8.3) [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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] db8532e7af03d0a2becf6918e35fd61e96dc7658aa5816221a7f44e396f22bcf [INFO] running `Command { std: "docker" "start" "-a" "db8532e7af03d0a2becf6918e35fd61e96dc7658aa5816221a7f44e396f22bcf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "db8532e7af03d0a2becf6918e35fd61e96dc7658aa5816221a7f44e396f22bcf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "db8532e7af03d0a2becf6918e35fd61e96dc7658aa5816221a7f44e396f22bcf", kill_on_drop: false }` [INFO] [stdout] db8532e7af03d0a2becf6918e35fd61e96dc7658aa5816221a7f44e396f22bcf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cb2a50597b30980619b43d3233c11efce4d927657cfcdc0bdf85c9eb197c9f89 [INFO] running `Command { std: "docker" "start" "-a" "cb2a50597b30980619b43d3233c11efce4d927657cfcdc0bdf85c9eb197c9f89", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling libm v0.2.8 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking half v2.4.0 [INFO] [stderr] Checking clap_lex v0.7.0 [INFO] [stderr] Checking plotters-backend v0.3.5 [INFO] [stderr] Checking ciborium-io v0.2.2 [INFO] [stderr] Checking anstyle v1.0.6 [INFO] [stderr] Checking regex-syntax v0.6.29 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking overload v0.1.1 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking bit-vec v0.6.3 [INFO] [stderr] Checking nu-ansi-term v0.46.0 [INFO] [stderr] Checking thread_local v1.1.8 [INFO] [stderr] Checking plotters-svg v0.3.5 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking clap_builder v4.5.2 [INFO] [stderr] Checking ciborium-ll v0.2.2 [INFO] [stderr] Checking sharded-slab v0.1.7 [INFO] [stderr] Checking unarray v0.1.4 [INFO] [stderr] Checking bit-set v0.5.3 [INFO] [stderr] Checking criterion-plot v0.5.0 [INFO] [stderr] Checking siphasher v1.0.1 [INFO] [stderr] Checking similar v2.5.0 [INFO] [stderr] Checking anes v0.1.6 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking merkle-search-tree v0.7.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking tracing-log v0.2.0 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking is-terminal v0.4.12 [INFO] [stderr] Checking console v0.15.8 [INFO] [stderr] Checking rusty-fork v0.3.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking insta v1.38.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand_xorshift v0.3.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking plotters v0.3.5 [INFO] [stderr] Checking clap v4.5.4 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Checking proptest v1.4.0 [INFO] [stderr] Checking matchers v0.1.0 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking tracing-subscriber v0.3.18 [INFO] [stderr] Checking serde_json v1.0.115 [INFO] [stderr] Checking ciborium v0.2.2 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.5.1 [INFO] [stdout] warning: the item `Node` is imported redundantly [INFO] [stdout] --> src/node_iter.rs:137:9 [INFO] [stdout] | [INFO] [stdout] 133 | use super::*; [INFO] [stdout] | -------- the item `Node` is already imported here [INFO] [stdout] ... [INFO] [stdout] 137 | Node, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Digest` is imported redundantly [INFO] [stdout] --> src/page.rs:642:30 [INFO] [stdout] | [INFO] [stdout] 641 | use super::*; [INFO] [stdout] | -------- the item `Digest` is already imported here [INFO] [stdout] 642 | use crate::{assert_tree, digest::Digest}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.84s [INFO] running `Command { std: "docker" "inspect" "cb2a50597b30980619b43d3233c11efce4d927657cfcdc0bdf85c9eb197c9f89", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cb2a50597b30980619b43d3233c11efce4d927657cfcdc0bdf85c9eb197c9f89", kill_on_drop: false }` [INFO] [stdout] cb2a50597b30980619b43d3233c11efce4d927657cfcdc0bdf85c9eb197c9f89