[INFO] cloning repository https://github.com/nfcaspers/rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nfcaspers/rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnfcaspers%2Frust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnfcaspers%2Frust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b7517dbd18a6e9a6cdcc465321426862dc799e7a [INFO] checking nfcaspers/rust against try#e784c10fc2dd34bf2bb7b1e51117e35d3f9c5837 for pr-143619 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnfcaspers%2Frust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/nfcaspers/rust [INFO] finished tweaking git repo https://github.com/nfcaspers/rust [INFO] tweaked toml for git repo https://github.com/nfcaspers/rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/nfcaspers/rust on toolchain e784c10fc2dd34bf2bb7b1e51117e35d3f9c5837 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e784c10fc2dd34bf2bb7b1e51117e35d3f9c5837" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/nfcaspers/rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e784c10fc2dd34bf2bb7b1e51117e35d3f9c5837" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/match/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/largest-number/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/unsafe/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/rectangles/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/lib-structure/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/smart-pointers/box/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/functional/functions/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/hw/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/public-private/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/std-data-structures/hash-maps/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/operators/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/smart-pointers/cell/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/closures/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/enums/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/std-data-structures/vector/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/std-data-structures/strings/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/generics/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/error/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/functional/map/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/options/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/traits/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/smart-pointers/rc/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/lifetimes/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [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:e8955075918b6d00525c617f7c34ee2595c70db70b3cf844dc875e4d3604499b" "/opt/rustwide/cargo-home/bin/cargo" "+e784c10fc2dd34bf2bb7b1e51117e35d3f9c5837" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 67273936a13120beaf8a2e5221f2e887930704e868aca680696161f473409e0a [INFO] running `Command { std: "docker" "start" "-a" "67273936a13120beaf8a2e5221f2e887930704e868aca680696161f473409e0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "67273936a13120beaf8a2e5221f2e887930704e868aca680696161f473409e0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "67273936a13120beaf8a2e5221f2e887930704e868aca680696161f473409e0a", kill_on_drop: false }` [INFO] [stdout] 67273936a13120beaf8a2e5221f2e887930704e868aca680696161f473409e0a [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:e8955075918b6d00525c617f7c34ee2595c70db70b3cf844dc875e4d3604499b" "/opt/rustwide/cargo-home/bin/cargo" "+e784c10fc2dd34bf2bb7b1e51117e35d3f9c5837" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d181efc3c5dd44b1382595289321e1889d3e49c4811740475c9de4df3e659dfc [INFO] running `Command { std: "docker" "start" "-a" "d181efc3c5dd44b1382595289321e1889d3e49c4811740475c9de4df3e659dfc", kill_on_drop: false }` [INFO] [stderr] warning: /opt/rustwide/workdir/lib-structure/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /opt/rustwide/workdir/operators/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /opt/rustwide/workdir/smart-pointers/rc/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /opt/rustwide/workdir/rectangles/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /opt/rustwide/workdir/traits/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /opt/rustwide/workdir/unsafe/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /opt/rustwide/workdir/functional/map/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /opt/rustwide/workdir/largest-number/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /opt/rustwide/workdir/std-data-structures/hash-maps/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /opt/rustwide/workdir/std-data-structures/strings/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /opt/rustwide/workdir/generics/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /opt/rustwide/workdir/match/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /opt/rustwide/workdir/lifetimes/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /opt/rustwide/workdir/smart-pointers/box/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /opt/rustwide/workdir/public-private/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /opt/rustwide/workdir/enums/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /opt/rustwide/workdir/functional/functions/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /opt/rustwide/workdir/closures/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /opt/rustwide/workdir/smart-pointers/cell/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /opt/rustwide/workdir/hw/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /opt/rustwide/workdir/error/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /opt/rustwide/workdir/options/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /opt/rustwide/workdir/std-data-structures/vector/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Checking functions v0.1.0 (/opt/rustwide/workdir/functional/functions) [INFO] [stderr] Checking traits v0.1.0 (/opt/rustwide/workdir/traits) [INFO] [stderr] Checking cell v0.1.0 (/opt/rustwide/workdir/smart-pointers/cell) [INFO] [stderr] Checking box v0.1.0 (/opt/rustwide/workdir/smart-pointers/box) [INFO] [stderr] Checking largest-number v0.1.0 (/opt/rustwide/workdir/largest-number) [INFO] [stderr] Checking hw v0.1.0 (/opt/rustwide/workdir/hw) [INFO] [stderr] Checking operators v0.1.0 (/opt/rustwide/workdir/operators) [INFO] [stderr] Checking hash-maps v0.1.0 (/opt/rustwide/workdir/std-data-structures/hash-maps) [INFO] [stderr] Checking strings v0.1.0 (/opt/rustwide/workdir/std-data-structures/strings) [INFO] [stderr] Checking error v0.1.0 (/opt/rustwide/workdir/error) [INFO] [stderr] Checking enums v0.1.0 (/opt/rustwide/workdir/enums) [INFO] [stderr] Checking match v0.1.0 (/opt/rustwide/workdir/match) [INFO] [stderr] Checking unsafe v0.1.0 (/opt/rustwide/workdir/unsafe) [INFO] [stderr] Checking lib-structure v0.1.0 (/opt/rustwide/workdir/lib-structure) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> enums/src/main.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | V4(String), [INFO] [stdout] | -- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 3 - V4(String), [INFO] [stdout] 3 + V4(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> enums/src/main.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | V6(String), [INFO] [stdout] | -- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 4 - V6(String), [INFO] [stdout] 4 + V6(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> error/src/main.rs:49:42 [INFO] [stdout] | [INFO] [stdout] 49 | fn handle_all_errors() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [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] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 49 | fn handle_all_errors() -> Result<(), Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking lifetimes v0.1.0 (/opt/rustwide/workdir/lifetimes) [INFO] [stderr] Checking options v0.1.0 (/opt/rustwide/workdir/options) [INFO] [stderr] Checking closures v0.1.0 (/opt/rustwide/workdir/closures) [INFO] [stderr] Checking generics v0.1.0 (/opt/rustwide/workdir/generics) [INFO] [stderr] Checking vector v0.1.0 (/opt/rustwide/workdir/std-data-structures/vector) [INFO] [stderr] Checking map v0.1.0 (/opt/rustwide/workdir/functional/map) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> error/src/main.rs:49:42 [INFO] [stdout] | [INFO] [stdout] 49 | fn handle_all_errors() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [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] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 49 | fn handle_all_errors() -> Result<(), Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking public-private v0.1.0 (/opt/rustwide/workdir/public-private) [INFO] [stderr] Checking rc v0.1.0 (/opt/rustwide/workdir/smart-pointers/rc) [INFO] [stderr] Checking rectangles v0.1.0 (/opt/rustwide/workdir/rectangles) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> enums/src/main.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | V4(String), [INFO] [stdout] | -- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 3 - V4(String), [INFO] [stdout] 3 + V4(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> enums/src/main.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | V6(String), [INFO] [stdout] | -- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 4 - V6(String), [INFO] [stdout] 4 + V6(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.71s [INFO] running `Command { std: "docker" "inspect" "d181efc3c5dd44b1382595289321e1889d3e49c4811740475c9de4df3e659dfc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d181efc3c5dd44b1382595289321e1889d3e49c4811740475c9de4df3e659dfc", kill_on_drop: false }` [INFO] [stdout] d181efc3c5dd44b1382595289321e1889d3e49c4811740475c9de4df3e659dfc