[INFO] fetching crate parcours 0.3.0... [INFO] testing parcours-0.3.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate parcours 0.3.0 into /workspace/builds/worker-6-tc1/source [INFO] started tweaking crates.io crate parcours 0.3.0 [INFO] finished tweaking crates.io crate parcours 0.3.0 [INFO] tweaked toml for crates.io crate parcours 0.3.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate parcours 0.3.0 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 crates.io crate parcours 0.3.0 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-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] ca6630b8382d0a48995ae3f2259b3160777285afc9d18582e8ddd8d6fb2d1c79 [INFO] running `Command { std: "docker" "start" "-a" "ca6630b8382d0a48995ae3f2259b3160777285afc9d18582e8ddd8d6fb2d1c79", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ca6630b8382d0a48995ae3f2259b3160777285afc9d18582e8ddd8d6fb2d1c79", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ca6630b8382d0a48995ae3f2259b3160777285afc9d18582e8ddd8d6fb2d1c79", kill_on_drop: false }` [INFO] [stdout] ca6630b8382d0a48995ae3f2259b3160777285afc9d18582e8ddd8d6fb2d1c79 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] ee51e022dc2a9c0db363a90bcd5d3cfc6b055265f41d94755c8dd65e41694aea [INFO] running `Command { std: "docker" "start" "-a" "ee51e022dc2a9c0db363a90bcd5d3cfc6b055265f41d94755c8dd65e41694aea", kill_on_drop: false }` [INFO] [stderr] Compiling parcours v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.35s [INFO] running `Command { std: "docker" "inspect" "ee51e022dc2a9c0db363a90bcd5d3cfc6b055265f41d94755c8dd65e41694aea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ee51e022dc2a9c0db363a90bcd5d3cfc6b055265f41d94755c8dd65e41694aea", kill_on_drop: false }` [INFO] [stdout] ee51e022dc2a9c0db363a90bcd5d3cfc6b055265f41d94755c8dd65e41694aea [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 5bd4bca768d604263e6b30cd93544ecebae1c5316f808991fb6782c95093676b [INFO] running `Command { std: "docker" "start" "-a" "5bd4bca768d604263e6b30cd93544ecebae1c5316f808991fb6782c95093676b", kill_on_drop: false }` [INFO] [stderr] Compiling parcours v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> examples/lambda.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | Abst(Vec<&'a str>, Box), [INFO] [stdout] | ---- ^^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Term` 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] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 44 - Abst(Vec<&'a str>, Box), [INFO] [stdout] 44 + Abst((), ()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> examples/lambda.rs:50:10 [INFO] [stdout] | [INFO] [stdout] 50 | Appl(Box, Vec), [INFO] [stdout] | ---- ^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Term` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 50 - Appl(Box, Vec), [INFO] [stdout] 50 + Appl((), ()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/lambda.rs:55:9 [INFO] [stdout] | [INFO] [stdout] 55 | Var(usize), [INFO] [stdout] | --- ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Term` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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] 55 - Var(usize), [INFO] [stdout] 55 + Var(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/json.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | Arr(Vec), [INFO] [stdout] | --- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `JsonVal` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [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] 18 - Arr(Vec), [INFO] [stdout] 18 + Arr(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/json.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | Map(Vec<(S, Self)>), [INFO] [stdout] | --- ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `JsonVal` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [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] 19 - Map(Vec<(S, Self)>), [INFO] [stdout] 19 + Map(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.56s [INFO] running `Command { std: "docker" "inspect" "5bd4bca768d604263e6b30cd93544ecebae1c5316f808991fb6782c95093676b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5bd4bca768d604263e6b30cd93544ecebae1c5316f808991fb6782c95093676b", kill_on_drop: false }` [INFO] [stdout] 5bd4bca768d604263e6b30cd93544ecebae1c5316f808991fb6782c95093676b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] cc8db32ce0a7542134367f5c0c3b49da90f9714e26b757cff9ea3d31494f466a [INFO] running `Command { std: "docker" "start" "-a" "cc8db32ce0a7542134367f5c0c3b49da90f9714e26b757cff9ea3d31494f466a", kill_on_drop: false }` [INFO] [stderr] warning: fields `0` and `1` are never read [INFO] [stderr] --> examples/lambda.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | Abst(Vec<&'a str>, Box), [INFO] [stderr] | ---- ^^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | fields in this variant [INFO] [stderr] | [INFO] [stderr] = note: `Term` 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] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stderr] | [INFO] [stderr] 44 - Abst(Vec<&'a str>, Box), [INFO] [stderr] 44 + Abst((), ()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: fields `0` and `1` are never read [INFO] [stderr] --> examples/lambda.rs:50:10 [INFO] [stderr] | [INFO] [stderr] 50 | Appl(Box, Vec), [INFO] [stderr] | ---- ^^^^^^^^^ ^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | fields in this variant [INFO] [stderr] | [INFO] [stderr] = note: `Term` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stderr] | [INFO] [stderr] 50 - Appl(Box, Vec), [INFO] [stderr] 50 + Appl((), ()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> examples/lambda.rs:55:9 [INFO] [stderr] | [INFO] [stderr] 55 | Var(usize), [INFO] [stderr] | --- ^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `Term` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 55 - Var(usize), [INFO] [stderr] 55 + Var(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `parcours` (example "lambda") generated 3 warnings [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> examples/json.rs:18:9 [INFO] [stderr] | [INFO] [stderr] 18 | Arr(Vec), [INFO] [stderr] | --- ^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `JsonVal` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 18 - Arr(Vec), [INFO] [stderr] 18 + Arr(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> examples/json.rs:19:9 [INFO] [stderr] | [INFO] [stderr] 19 | Map(Vec<(S, Self)>), [INFO] [stderr] | --- ^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `JsonVal` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 19 - Map(Vec<(S, Self)>), [INFO] [stderr] 19 + Map(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `parcours` (example "json") generated 2 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/parcours-6f3b0182ebd379a5) [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" "cc8db32ce0a7542134367f5c0c3b49da90f9714e26b757cff9ea3d31494f466a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cc8db32ce0a7542134367f5c0c3b49da90f9714e26b757cff9ea3d31494f466a", kill_on_drop: false }` [INFO] [stdout] cc8db32ce0a7542134367f5c0c3b49da90f9714e26b757cff9ea3d31494f466a