[INFO] fetching crate fmt-derive 0.1.2...
[INFO] testing fmt-derive-0.1.2 against master#9e136a30a965bf4e63f03095c57df7257bf96fd6 for pr-134530
[INFO] extracting crate fmt-derive 0.1.2 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate fmt-derive 0.1.2 on toolchain 9e136a30a965bf4e63f03095c57df7257bf96fd6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fmt-derive 0.1.2
[INFO] finished tweaking crates.io crate fmt-derive 0.1.2
[INFO] tweaked toml for crates.io crate fmt-derive 0.1.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 20 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fmt-derive-proc v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d580ca713a3b125a371672f9cd146e09b023b4265cc42102ff22be4f47080ce9
[INFO] running `Command { std: "docker" "start" "-a" "d580ca713a3b125a371672f9cd146e09b023b4265cc42102ff22be4f47080ce9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d580ca713a3b125a371672f9cd146e09b023b4265cc42102ff22be4f47080ce9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d580ca713a3b125a371672f9cd146e09b023b4265cc42102ff22be4f47080ce9", kill_on_drop: false }`
[INFO] [stdout] d580ca713a3b125a371672f9cd146e09b023b4265cc42102ff22be4f47080ce9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 642cb90769cd1b475feccb9489361c8bb77a5c0193d28eb644794b440bc64b21
[INFO] running `Command { std: "docker" "start" "-a" "642cb90769cd1b475feccb9489361c8bb77a5c0193d28eb644794b440bc64b21", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling winnow v0.6.20
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling indexmap v2.7.0
[INFO] [stderr]    Compiling toml_edit v0.22.22
[INFO] [stderr]    Compiling proc-macro-crate v3.2.0
[INFO] [stderr]    Compiling fmt-derive-proc v0.1.2
[INFO] [stderr]    Compiling fmt-derive v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.17s
[INFO] running `Command { std: "docker" "inspect" "642cb90769cd1b475feccb9489361c8bb77a5c0193d28eb644794b440bc64b21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "642cb90769cd1b475feccb9489361c8bb77a5c0193d28eb644794b440bc64b21", kill_on_drop: false }`
[INFO] [stdout] 642cb90769cd1b475feccb9489361c8bb77a5c0193d28eb644794b440bc64b21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 478ed65ed244fbf4ad0a248611dfbf84352545ab475a855f80085c7d876bd356
[INFO] running `Command { std: "docker" "start" "-a" "478ed65ed244fbf4ad0a248611dfbf84352545ab475a855f80085c7d876bd356", kill_on_drop: false }`
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling pretty_assertions v1.4.1
[INFO] [stderr]    Compiling fmt-derive v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `float` is never read
[INFO] [stdout]  --> src/test/basic_union.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub union UnionDebug {
[INFO] [stdout]   |               ---------- field in this union
[INFO] [stdout] 8 |         pub unsigned: u32,
[INFO] [stdout] 9 |         pub float: f32,
[INFO] [stdout]   |             ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `float` is never read
[INFO] [stdout]   --> src/test/basic_union.rs:15:7
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub union UnionDisplay {
[INFO] [stdout]    |               ------------ field in this union
[INFO] [stdout] 14 |         pub unsigned: u32,
[INFO] [stdout] 15 |         pub float: f32,
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.80s
[INFO] running `Command { std: "docker" "inspect" "478ed65ed244fbf4ad0a248611dfbf84352545ab475a855f80085c7d876bd356", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "478ed65ed244fbf4ad0a248611dfbf84352545ab475a855f80085c7d876bd356", kill_on_drop: false }`
[INFO] [stdout] 478ed65ed244fbf4ad0a248611dfbf84352545ab475a855f80085c7d876bd356
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3ecd014dba9ab8049a1177505f6953d684ab4679514b68096edf3383c2f62b5c
[INFO] running `Command { std: "docker" "start" "-a" "3ecd014dba9ab8049a1177505f6953d684ab4679514b68096edf3383c2f62b5c", kill_on_drop: false }`
[INFO] [stderr] warning: field `float` is never read
[INFO] [stderr]  --> src/test/basic_union.rs:9:7
[INFO] [stderr]   |
[INFO] [stderr] 7 |     pub union UnionDebug {
[INFO] [stderr]   |               ---------- field in this union
[INFO] [stderr] 8 |         pub unsigned: u32,
[INFO] [stderr] 9 |         pub float: f32,
[INFO] [stderr]   |             ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `float` is never read
[INFO] [stderr]   --> src/test/basic_union.rs:15:7
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub union UnionDisplay {
[INFO] [stderr]    |               ------------ field in this union
[INFO] [stderr] 14 |         pub unsigned: u32,
[INFO] [stderr] 15 |         pub float: f32,
[INFO] [stderr]    |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `fmt-derive` (lib test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fmt_derive-5791a36bd6b9ea76)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test test::basic_struct::struct_test ... ok
[INFO] [stdout] test test::basic_enum::tuple_variant_test ... ok
[INFO] [stdout] test test::basic_struct::tuple_struct_test ... ok
[INFO] [stdout] test test::basic_struct::unit_struct_test ... ok
[INFO] [stdout] test test::basic_enum::unit_variant_test ... ok
[INFO] [stdout] test test::custom_fmt_enum::tuple_variant_test ... ok
[INFO] [stdout] test test::generics::test_a ... ok
[INFO] [stdout] test test::generics::test_b ... ok
[INFO] [stdout] test test::generics::test_c ... ok
[INFO] [stdout] test test::ignored_field::not_unit_test ... ok
[INFO] [stdout] test test::ignored_field::struct_test ... ok
[INFO] [stdout] test test::ignored_field::tuple_struct_test ... ok
[INFO] [stdout] test test::readme::main ... ok
[INFO] [stdout] test test::basic_union::union_test ... ok
[INFO] [stdout] test test::basic_enum::struct_variant_test ... ok
[INFO] [stdout] test test::custom_fmt_enum::struct_variant_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fmt_derive
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/lib.rs - (line 46) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - (line 37) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - (line 142) ... ok
[INFO] [stdout] test src/lib.rs - (line 126) ... ok
[INFO] [stdout] test src/lib.rs - (line 100) ... ok
[INFO] [stdout] test src/lib.rs - (line 11) ... ok
[INFO] [stdout] test src/lib.rs - (line 82) ... ok
[INFO] [stdout] test src/lib.rs - (line 57) ... ok
[INFO] [stdout] test src/lib.rs - shadowed_reexport_trick (line 171) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.20s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3ecd014dba9ab8049a1177505f6953d684ab4679514b68096edf3383c2f62b5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ecd014dba9ab8049a1177505f6953d684ab4679514b68096edf3383c2f62b5c", kill_on_drop: false }`
[INFO] [stdout] 3ecd014dba9ab8049a1177505f6953d684ab4679514b68096edf3383c2f62b5c