[INFO] fetching crate clanker 0.7.0... [INFO] testing clanker-0.7.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] extracting crate clanker 0.7.0 into /workspace/builds/worker-85/source [INFO] validating manifest of crates.io crate clanker 0.7.0 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 clanker 0.7.0 [INFO] finished tweaking crates.io crate clanker 0.7.0 [INFO] tweaked toml for crates.io crate clanker 0.7.0 written to /workspace/builds/worker-85/source/Cargo.toml [INFO] crate crates.io crate clanker 0.7.0 already has a lockfile, it will not be regenerated [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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded jobserver v0.1.17 [INFO] [stderr] Downloaded hermit-abi v0.1.10 [INFO] [stderr] Downloaded pkg-config v0.3.16 [INFO] [stderr] Downloaded failure v0.1.6 [INFO] [stderr] Downloaded syn v1.0.5 [INFO] [stderr] Downloaded vcpkg v0.2.7 [INFO] [stderr] Downloaded failure_derive v0.1.6 [INFO] [stderr] Downloaded synstructure v0.12.1 [INFO] [stderr] Downloaded proc-macro2 v1.0.5 [INFO] [stderr] Downloaded constant_time_eq v0.1.4 [INFO] [stderr] Downloaded libz-sys v1.0.25 [INFO] [stderr] Downloaded blake2b_simd v0.5.8 [INFO] [stderr] Downloaded arrayref v0.3.5 [INFO] [stderr] Downloaded rust-argon2 v0.5.1 [INFO] [stderr] Downloaded redox_users v0.3.1 [INFO] [stderr] Downloaded dirs-sys v0.3.4 [INFO] [stderr] Downloaded libgit2-sys v0.12.3+1.0.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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] ae47addf0252b34aedad7a8baf24335aa152977286d447b0f2805b57f1064533 [INFO] running `Command { std: "docker" "start" "-a" "ae47addf0252b34aedad7a8baf24335aa152977286d447b0f2805b57f1064533", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ae47addf0252b34aedad7a8baf24335aa152977286d447b0f2805b57f1064533", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae47addf0252b34aedad7a8baf24335aa152977286d447b0f2805b57f1064533", kill_on_drop: false }` [INFO] [stdout] ae47addf0252b34aedad7a8baf24335aa152977286d447b0f2805b57f1064533 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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] c39831b9c80e55f06f5cdb68c12c29cade949d5599e45eeee8ee713ca8f76fa3 [INFO] running `Command { std: "docker" "start" "-a" "c39831b9c80e55f06f5cdb68c12c29cade949d5599e45eeee8ee713ca8f76fa3", kill_on_drop: false }` [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling pkg-config v0.3.16 [INFO] [stderr] Compiling num_cpus v1.10.1 [INFO] [stderr] Compiling dirs-sys v0.3.4 [INFO] [stderr] Compiling dirs v2.0.2 [INFO] [stderr] Compiling jobserver v0.1.17 [INFO] [stderr] Compiling cc v1.0.45 [INFO] [stderr] Compiling libz-sys v1.0.25 [INFO] [stderr] Compiling libgit2-sys v0.12.3+1.0.0 [INFO] [stderr] Compiling clanker v0.7.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 32.00s [INFO] running `Command { std: "docker" "inspect" "c39831b9c80e55f06f5cdb68c12c29cade949d5599e45eeee8ee713ca8f76fa3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c39831b9c80e55f06f5cdb68c12c29cade949d5599e45eeee8ee713ca8f76fa3", kill_on_drop: false }` [INFO] [stdout] c39831b9c80e55f06f5cdb68c12c29cade949d5599e45eeee8ee713ca8f76fa3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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] 3b4fa27e1dad36f0436e29dbe5286fcd0d91c121c076ada555d533b4962ec49e [INFO] running `Command { std: "docker" "start" "-a" "3b4fa27e1dad36f0436e29dbe5286fcd0d91c121c076ada555d533b4962ec49e", kill_on_drop: false }` [INFO] [stderr] Compiling clanker v0.7.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stdout] --> src/compress/gct.rs:83:60 [INFO] [stdout] | [INFO] [stdout] 83 | let trie: GraphemeClusterTrie = ["aa", "ab", "ac"].into_iter().map(|&s| s).collect(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 83 | let trie: GraphemeClusterTrie = ["aa", "ab", "ac"].iter().map(|&s| s).collect(); [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 83 | let trie: GraphemeClusterTrie = IntoIterator::into_iter(["aa", "ab", "ac"]).map(|&s| s).collect(); [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stdout] --> src/compress/gct.rs:113:10 [INFO] [stdout] | [INFO] [stdout] 113 | .into_iter() [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 113 | .iter() [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 93 ~ let trie: GraphemeClusterTrie = IntoIterator::into_iter([ [INFO] [stdout] 94 | "a1", [INFO] [stdout] 95 | "c", [INFO] [stdout] 96 | // "c++", [INFO] [stdout] 97 | "Desktop", [INFO] [stdout] 98 | "Documents", [INFO] [stdout] ... [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 4.40s [INFO] running `Command { std: "docker" "inspect" "3b4fa27e1dad36f0436e29dbe5286fcd0d91c121c076ada555d533b4962ec49e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b4fa27e1dad36f0436e29dbe5286fcd0d91c121c076ada555d533b4962ec49e", kill_on_drop: false }` [INFO] [stdout] 3b4fa27e1dad36f0436e29dbe5286fcd0d91c121c076ada555d533b4962ec49e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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", kill_on_drop: false }` [INFO] [stdout] 66e86a3b174c1567000acc3a9e9e753d15a0d46a85224834f137f493f902b02e [INFO] running `Command { std: "docker" "start" "-a" "66e86a3b174c1567000acc3a9e9e753d15a0d46a85224834f137f493f902b02e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stdout] [INFO] [stderr] --> src/compress/gct.rs:83:60 [INFO] [stdout] running 2 tests [INFO] [stderr] | [INFO] [stdout] test compress::gct::tests::basic ... ok [INFO] [stderr] 83 | let trie: GraphemeClusterTrie = ["aa", "ab", "ac"].into_iter().map(|&s| s).collect(); [INFO] [stdout] test compress::gct::tests::realworld ... ok [INFO] [stderr] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] [INFO] [stderr] = warning: this changes meaning in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stderr] | [INFO] [stderr] 83 | let trie: GraphemeClusterTrie = ["aa", "ab", "ac"].iter().map(|&s| s).collect(); [INFO] [stderr] | ~~~~ [INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stderr] | [INFO] [stderr] 83 | let trie: GraphemeClusterTrie = IntoIterator::into_iter(["aa", "ab", "ac"]).map(|&s| s).collect(); [INFO] [stderr] | ++++++++++++++++++++++++ ~ [INFO] [stderr] [INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stderr] --> src/compress/gct.rs:113:10 [INFO] [stderr] | [INFO] [stderr] 113 | .into_iter() [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this changes meaning in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stderr] | [INFO] [stderr] 113 | .iter() [INFO] [stderr] | ~~~~ [INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stderr] | [INFO] [stderr] 93 ~ let trie: GraphemeClusterTrie = IntoIterator::into_iter([ [INFO] [stderr] 94 | "a1", [INFO] [stderr] 95 | "c", [INFO] [stderr] 96 | // "c++", [INFO] [stderr] 97 | "Desktop", [INFO] [stderr] 98 | "Documents", [INFO] [stderr] ... [INFO] [stderr] [INFO] [stderr] warning: `clanker` (bin "clanker" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/clanker-3c89174336da9ab3) [INFO] running `Command { std: "docker" "inspect" "66e86a3b174c1567000acc3a9e9e753d15a0d46a85224834f137f493f902b02e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "66e86a3b174c1567000acc3a9e9e753d15a0d46a85224834f137f493f902b02e", kill_on_drop: false }` [INFO] [stdout] 66e86a3b174c1567000acc3a9e9e753d15a0d46a85224834f137f493f902b02e