[INFO] cloning repository https://github.com/grandmasponge/UselessSets [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/grandmasponge/UselessSets" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrandmasponge%2FUselessSets", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrandmasponge%2FUselessSets'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8c6ff9699fa9d2005bb67f874d4baf063a26ae69 [INFO] testing grandmasponge/UselessSets against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrandmasponge%2FUselessSets" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/grandmasponge/UselessSets [INFO] finished tweaking git repo https://github.com/grandmasponge/UselessSets [INFO] tweaked toml for git repo https://github.com/grandmasponge/UselessSets written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/grandmasponge/UselessSets on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/grandmasponge/UselessSets 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a1a8f9028a7be1395bec7cb295b478bccee75fb76a278b2713159e52097fc27e [INFO] running `Command { std: "docker" "start" "-a" "a1a8f9028a7be1395bec7cb295b478bccee75fb76a278b2713159e52097fc27e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a1a8f9028a7be1395bec7cb295b478bccee75fb76a278b2713159e52097fc27e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a1a8f9028a7be1395bec7cb295b478bccee75fb76a278b2713159e52097fc27e", kill_on_drop: false }` [INFO] [stdout] a1a8f9028a7be1395bec7cb295b478bccee75fb76a278b2713159e52097fc27e [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 8e94c572f6b5216118428c4665554c652b1de3090f4b86ffd13e14f022f175e0 [INFO] running `Command { std: "docker" "start" "-a" "8e94c572f6b5216118428c4665554c652b1de3090f4b86ffd13e14f022f175e0", kill_on_drop: false }` [INFO] [stderr] Compiling sets v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `SetDataTypes` [INFO] [stdout] --> src/main.rs:2:33 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::elements::{Elements, SetDataTypes}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | let mut s2 = sets::Set::SetfromHashSet(se2); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `None` is never constructed [INFO] [stdout] --> src/error.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub enum SetErrorType { [INFO] [stdout] | ------------ variant in this enum [INFO] [stdout] ... [INFO] [stdout] 5 | None, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `SetErrorType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `error_type` and `msg` are never read [INFO] [stdout] --> src/error.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct SetError { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 10 | error_type: SetErrorType, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 11 | msg: String, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `SetError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `SetfromHashSet` should have a snake case name [INFO] [stdout] --> src/sets.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn SetfromHashSet(elements: HashSet) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `setfrom_hash_set` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.67s [INFO] running `Command { std: "docker" "inspect" "8e94c572f6b5216118428c4665554c652b1de3090f4b86ffd13e14f022f175e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8e94c572f6b5216118428c4665554c652b1de3090f4b86ffd13e14f022f175e0", kill_on_drop: false }` [INFO] [stdout] 8e94c572f6b5216118428c4665554c652b1de3090f4b86ffd13e14f022f175e0 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 5edb1c9459fabbf8eb8daff5f2afb99585707613c209d430d7dbb3c8bdf9a4b7 [INFO] running `Command { std: "docker" "start" "-a" "5edb1c9459fabbf8eb8daff5f2afb99585707613c209d430d7dbb3c8bdf9a4b7", kill_on_drop: false }` [INFO] [stderr] Compiling sets v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `SetDataTypes` [INFO] [stdout] --> src/main.rs:2:33 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::elements::{Elements, SetDataTypes}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | let mut s2 = sets::Set::SetfromHashSet(se2); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `None` is never constructed [INFO] [stdout] --> src/error.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub enum SetErrorType { [INFO] [stdout] | ------------ variant in this enum [INFO] [stdout] ... [INFO] [stdout] 5 | None, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `SetErrorType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `error_type` and `msg` are never read [INFO] [stdout] --> src/error.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct SetError { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 10 | error_type: SetErrorType, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 11 | msg: String, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `SetError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `SetfromHashSet` should have a snake case name [INFO] [stdout] --> src/sets.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn SetfromHashSet(elements: HashSet) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `setfrom_hash_set` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.51s [INFO] running `Command { std: "docker" "inspect" "5edb1c9459fabbf8eb8daff5f2afb99585707613c209d430d7dbb3c8bdf9a4b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5edb1c9459fabbf8eb8daff5f2afb99585707613c209d430d7dbb3c8bdf9a4b7", kill_on_drop: false }` [INFO] [stdout] 5edb1c9459fabbf8eb8daff5f2afb99585707613c209d430d7dbb3c8bdf9a4b7 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] d876e3c58960035c55ca5df276e1556012a0a1b15e0a1672d4da3873982be246 [INFO] running `Command { std: "docker" "start" "-a" "d876e3c58960035c55ca5df276e1556012a0a1b15e0a1672d4da3873982be246", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `SetDataTypes` [INFO] [stderr] --> src/main.rs:2:33 [INFO] [stderr] | [INFO] [stderr] 2 | use crate::elements::{Elements, SetDataTypes}; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:13:9 [INFO] [stderr] | [INFO] [stderr] 13 | let mut s2 = sets::Set::SetfromHashSet(se2); [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant `None` is never constructed [INFO] [stderr] --> src/error.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 2 | pub enum SetErrorType { [INFO] [stderr] | ------------ variant in this enum [INFO] [stderr] ... [INFO] [stderr] 5 | None, [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `SetErrorType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: fields `error_type` and `msg` are never read [INFO] [stderr] --> src/error.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 9 | pub struct SetError { [INFO] [stderr] | -------- fields in this struct [INFO] [stderr] 10 | error_type: SetErrorType, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] 11 | msg: String, [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `SetError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: method `SetfromHashSet` should have a snake case name [INFO] [stderr] --> src/sets.rs:10:12 [INFO] [stderr] | [INFO] [stderr] 10 | pub fn SetfromHashSet(elements: HashSet) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `setfrom_hash_set` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `sets` (bin "sets" test) generated 5 warnings (run `cargo fix --bin "sets" --tests` to apply 2 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/sets-a1165af35ca1da94) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d876e3c58960035c55ca5df276e1556012a0a1b15e0a1672d4da3873982be246", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d876e3c58960035c55ca5df276e1556012a0a1b15e0a1672d4da3873982be246", kill_on_drop: false }` [INFO] [stdout] d876e3c58960035c55ca5df276e1556012a0a1b15e0a1672d4da3873982be246