[INFO] fetching crate approx-derive 0.2.6...
[INFO] testing approx-derive-0.2.6 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate approx-derive 0.2.6 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate approx-derive 0.2.6
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate approx-derive 0.2.6
[INFO] tweaked toml for crates.io crate approx-derive 0.2.6 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate approx-derive 0.2.6 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 approx-derive 0.2.6 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded approx-derive v0.2.5
[INFO] [stderr]   Downloaded winnow v0.7.9
[INFO] [stderr]   Downloaded approxim v0.6.5
[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] 5dd4691d083a5a057838c7a43848ef82d991a82917873db562555b5833a223c9
[INFO] running `Command { std: "docker" "start" "-a" "5dd4691d083a5a057838c7a43848ef82d991a82917873db562555b5833a223c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5dd4691d083a5a057838c7a43848ef82d991a82917873db562555b5833a223c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dd4691d083a5a057838c7a43848ef82d991a82917873db562555b5833a223c9", kill_on_drop: false }`
[INFO] [stdout] 5dd4691d083a5a057838c7a43848ef82d991a82917873db562555b5833a223c9
[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] 83179dc6be6f76b8e91f0ff843413652700953936dd64e435264a2bff6632e4e
[INFO] running `Command { std: "docker" "start" "-a" "83179dc6be6f76b8e91f0ff843413652700953936dd64e435264a2bff6632e4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown v0.15.3
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling toml_datetime v0.6.9
[INFO] [stderr]    Compiling winnow v0.7.9
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling toml_edit v0.22.26
[INFO] [stderr]    Compiling proc-macro-crate v3.3.0
[INFO] [stderr]    Compiling approx-derive v0.2.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `discriminant` is never read
[INFO] [stdout]   --> src/args_parsing.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct EnumVariant {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 15 |     pub ident: syn::Ident,
[INFO] [stdout] 16 |     pub discriminant: Option<syn::Expr>,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.02s
[INFO] running `Command { std: "docker" "inspect" "83179dc6be6f76b8e91f0ff843413652700953936dd64e435264a2bff6632e4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83179dc6be6f76b8e91f0ff843413652700953936dd64e435264a2bff6632e4e", kill_on_drop: false }`
[INFO] [stdout] 83179dc6be6f76b8e91f0ff843413652700953936dd64e435264a2bff6632e4e
[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] 619ab3b30dc60d78b3056326c919e03b87f145c3d206d02c6366253a49f6bf8c
[INFO] running `Command { std: "docker" "start" "-a" "619ab3b30dc60d78b3056326c919e03b87f145c3d206d02c6366253a49f6bf8c", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling hashbrown v0.15.3
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling toml_datetime v0.6.9
[INFO] [stderr]    Compiling winnow v0.7.9
[INFO] [stderr]    Compiling approx-derive v0.2.5
[INFO] [stdout] warning: field `discriminant` is never read
[INFO] [stdout]   --> src/args_parsing.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct EnumVariant {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 15 |     pub ident: syn::Ident,
[INFO] [stdout] 16 |     pub discriminant: Option<syn::Expr>,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling approxim v0.6.5
[INFO] [stderr]    Compiling approx-derive v0.2.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `discriminant` is never read
[INFO] [stdout]   --> src/args_parsing.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct EnumVariant {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 15 |     pub ident: syn::Ident,
[INFO] [stdout] 16 |     pub discriminant: Option<syn::Expr>,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling toml_edit v0.22.26
[INFO] [stderr]    Compiling proc-macro-crate v3.3.0
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 13.15s
[INFO] running `Command { std: "docker" "inspect" "619ab3b30dc60d78b3056326c919e03b87f145c3d206d02c6366253a49f6bf8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "619ab3b30dc60d78b3056326c919e03b87f145c3d206d02c6366253a49f6bf8c", kill_on_drop: false }`
[INFO] [stdout] 619ab3b30dc60d78b3056326c919e03b87f145c3d206d02c6366253a49f6bf8c
[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] 15f311b319a044b697ceedc49ea1a67cb089b8cbe45a7ac43db9480c3d1c961b
[INFO] running `Command { std: "docker" "start" "-a" "15f311b319a044b697ceedc49ea1a67cb089b8cbe45a7ac43db9480c3d1c961b", kill_on_drop: false }`
[INFO] [stderr] warning: field `discriminant` is never read
[INFO] [stderr]   --> src/args_parsing.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub struct EnumVariant {
[INFO] [stderr]    |            ----------- field in this struct
[INFO] [stderr] 15 |     pub ident: syn::Ident,
[INFO] [stderr] 16 |     pub discriminant: Option<syn::Expr>,
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `approx-derive` (lib) generated 1 warning
[INFO] [stderr] warning: `approx-derive` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/approx_derive-d891e14e348676a6)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running tests/derive_abs_diff.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/derive_abs_diff-dcfd42168cf0efd4)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test derive_abs_diff_eq_cast_field_2 ... ok
[INFO] [stdout] test derive_abs_diff_eq_equal_1 ... ok
[INFO] [stdout] test derive_abs_diff_eq_cast_value ... ok
[INFO] [stdout] test derive_abs_diff_eq_equal_2 ... ok
[INFO] [stdout] test derive_abs_diff_eq ... ok
[INFO] [stdout] test derive_abs_diff_eq_cast_field ... ok
[INFO] [stdout] test derive_abs_diff_eq_generics_tuple ... ok
[INFO] [stdout] test derive_abs_diff_eq_nested_struct ... ok
[INFO] [stdout] test derive_abs_diff_eq_skip ... ok
[INFO] [stdout] test derive_abs_diff_eq_generics ... ok
[INFO] [stdout] test derive_abs_diff_eq_static_epsilon ... ok
[INFO] [stdout] test derive_abs_diff_equal_enum ... ok
[INFO] [stdout] test derive_abs_diff_equal_enum_cast ... ok
[INFO] [stdout] test derive_abs_diff_eq_tuple_struct ... ok
[INFO] [stdout] test derive_abs_diff_equal_enum_nested ... ok
[INFO] [stdout] test derive_abs_diff_equal_enum_struct ... ok
[INFO] [stdout] test derive_abs_diff_equal_higher_priority_than_mapping ... ok
[INFO] [stdout] test derive_abs_diff_mapping ... ok
[INFO] [stdout] test derive_abs_diff_option ... ok
[INFO] [stdout] test derive_abs_diff_option_2 ... ok
[INFO] [stdout] test iterator ... ok
[INFO] [stdout] test iterator_enum ... ok
[INFO] [stdout] test iterator_not_equal_length ... ok
[INFO] [stdout] test derive_abs_diff_mapping_function ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/derive_rel_diff.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/derive_rel_diff-0d7dd9ad7ca329f7)
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test derive_rel_diff_enum ... ok
[INFO] [stdout] test derive_rel_diff_eq_generics ... ok
[INFO] [stdout] test derive_rel_diff_enum_2 ... ok
[INFO] [stdout] test derive_rel_diff_eq_skip_infer_epsilon_type ... ok
[INFO] [stdout] test derive_relative_eq_equal_2 ... ok
[INFO] [stdout] test derive_rel_diff_eq_cast_value ... ok
[INFO] [stdout] test derive_rel_diff_eq_cast_field ... ok
[INFO] [stdout] test derive_rel_diff_eq_equal_1 ... ok
[INFO] [stderr]    Doc-tests approx_derive
[INFO] [stdout] test derive_rel_diff_eq_tuple_struct ... ok
[INFO] [stdout] test derive_rel_diff_eq ... ok
[INFO] [stdout] test derive_relative_mapping ... ok
[INFO] [stdout] test derive_rel_diff_enum3 ... ok
[INFO] [stdout] test iterator ... ok
[INFO] [stdout] test derive_relative_mapping_function ... ok
[INFO] [stdout] test derive_relative_equal_higher_priority_than_mapping ... ok
[INFO] [stdout] test derive_rel_diff_eq_skip ... ok
[INFO] [stdout] test derive_relative_option_2 ... ok
[INFO] [stdout] test derive_rel_diff_eq_equal_2 ... ok
[INFO] [stdout] test iterator_enum ... ok
[INFO] [stdout] test iterator_not_equal_length ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test src/args_parsing.rs - args_parsing::StructArgs (line 115) ... ignored
[INFO] [stdout] test src/lib.rs - (line 190) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - (line 157) ... ok
[INFO] [stdout] test src/lib.rs - (line 51) ... ignored
[INFO] [stdout] test src/lib.rs - (line 208) ... ok
[INFO] [stdout] test src/lib.rs - (line 304) ... ok
[INFO] [stdout] test src/lib.rs - (line 123) ... ok
[INFO] [stdout] test src/lib.rs - (line 462) ... ok
[INFO] [stdout] test src/lib.rs - (line 32) ... ok
[INFO] [stdout] test src/lib.rs - (line 173) ... ok
[INFO] [stdout] test src/lib.rs - (line 253) ... ok
[INFO] [stdout] test src/lib.rs - (line 102) ... ok
[INFO] [stdout] test src/lib.rs - (line 404) ... ok
[INFO] [stdout] test src/lib.rs - (line 282) ... ok
[INFO] [stdout] test src/lib.rs - (line 231) ... ok
[INFO] [stdout] test src/lib.rs - (line 83) ... ok
[INFO] [stdout] test src/lib.rs - (line 481) ... ok
[INFO] [stdout] test src/lib.rs - (line 376) ... ok
[INFO] [stdout] test src/lib.rs - (line 433) ... ok
[INFO] [stdout] test src/lib.rs - (line 337) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 1.14s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "15f311b319a044b697ceedc49ea1a67cb089b8cbe45a7ac43db9480c3d1c961b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15f311b319a044b697ceedc49ea1a67cb089b8cbe45a7ac43db9480c3d1c961b", kill_on_drop: false }`
[INFO] [stdout] 15f311b319a044b697ceedc49ea1a67cb089b8cbe45a7ac43db9480c3d1c961b