[INFO] fetching crate variant_access_traits 0.3.1...
[INFO] testing variant_access_traits-0.3.1 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate variant_access_traits 0.3.1 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate variant_access_traits 0.3.1 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate variant_access_traits 0.3.1
[INFO] finished tweaking crates.io crate variant_access_traits 0.3.1
[INFO] tweaked toml for crates.io crate variant_access_traits 0.3.1 written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] [stdout] d20103b226c83ee898d63a54556957eb63ecf8d7f044f988a03d38923d3c71a6
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[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling variant_access_traits v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
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[INFO] [stdout] d1b4e11ae3a92a98ca56515e74b75d24cbc98ab101974be56d3e4f8947ed2a8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]    Compiling variant_access_traits v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
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[INFO] running `Command { std: "docker" "rm" "-f" "c05a2385e44b6baaed0a681f04a917e5ee5ede44f0ca8cb892e147be302f3c9f", kill_on_drop: false }`
[INFO] [stdout] c05a2385e44b6baaed0a681f04a917e5ee5ede44f0ca8cb892e147be302f3c9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 60264995bbe63a16aaaf0cf0a2144ccc1a0f780b8264efc885cba8e075185226
[INFO] running `Command { std: "docker" "start" "-a" "60264995bbe63a16aaaf0cf0a2144ccc1a0f780b8264efc885cba8e075185226", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.88s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/variant_access_traits-1bd82961e2b6ece9)
[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] [stderr]    Doc-tests variant_access_traits
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - create_variant_from (line 183) ... FAILED
[INFO] [stdout] test src/lib.rs - SetVariant (line 132) ... FAILED
[INFO] [stdout] test src/lib.rs - GetVariant (line 82) ... FAILED
[INFO] [stdout] test src/lib.rs - CreateVariantFrom (line 159) ... FAILED
[INFO] [stdout] test src/lib.rs - ContainsVariant (line 50) ... FAILED
[INFO] [stdout] test src/lib.rs - SetVariant (line 114) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - create_variant_from (line 183) stdout ----
[INFO] [stdout] error: expected identifier, found `(`
[INFO] [stdout]  --> src/lib.rs:187:3
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[(VariantAccessDerive)]
[INFO] [stdout]   |   ^ expected identifier
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `variant_access_derive`
[INFO] [stdout]  --> src/lib.rs:185:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use variant_access_derive::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `variant_access_derive`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - SetVariant (line 132) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `variant_access_derive`
[INFO] [stdout]  --> src/lib.rs:134:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use variant_access_derive::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `variant_access_derive`
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `VariantAccess` in this scope
[INFO] [stdout]  --> src/lib.rs:136:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[derive(VariantAccess)]
[INFO] [stdout]   |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `set_variant` found for enum `Enum` in the current scope
[INFO] [stdout]   --> src/lib.rs:143:10
[INFO] [stdout]    |
[INFO] [stdout] 8  | enum Enum {
[INFO] [stdout]    | --------- method `set_variant` not found for this
[INFO] [stdout] ...
[INFO] [stdout] 14 | instance.set_variant(1); // Is instance equal to Enum::F1(1) or Enum::F2(1) ???
[INFO] [stdout]    |          ^^^^^^^^^^^ method not found in `Enum`
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]    = note: the following trait defines an item `set_variant`, perhaps you need to implement it:
[INFO] [stdout]            candidate #1: `variant_access_traits::SetVariant`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `set_variant` found for enum `Enum` in the current scope
[INFO] [stdout]   --> src/lib.rs:146:10
[INFO] [stdout]    |
[INFO] [stdout] 8  | enum Enum {
[INFO] [stdout]    | --------- method `set_variant` not found for this
[INFO] [stdout] ...
[INFO] [stdout] 17 | instance.set_variant(1 as i32); // instance equals Enum::F1(1)
[INFO] [stdout]    |          ^^^^^^^^^^^ method not found in `Enum`
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]    = note: the following trait defines an item `set_variant`, perhaps you need to implement it:
[INFO] [stdout]            candidate #1: `variant_access_traits::SetVariant`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `set_variant` found for enum `Enum` in the current scope
[INFO] [stdout]   --> src/lib.rs:147:10
[INFO] [stdout]    |
[INFO] [stdout] 8  | enum Enum {
[INFO] [stdout]    | --------- method `set_variant` not found for this
[INFO] [stdout] ...
[INFO] [stdout] 18 | instance.set_variant(1 as i64); // instance equal Enum::F2(1)
[INFO] [stdout]    |          ^^^^^^^^^^^ method not found in `Enum`
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]    = note: the following trait defines an item `set_variant`, perhaps you need to implement it:
[INFO] [stdout]            candidate #1: `variant_access_traits::SetVariant`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - GetVariant (line 82) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `variant_access_derive`
[INFO] [stdout]  --> src/lib.rs:84:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use variant_access_derive::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `variant_access_derive`
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `VariantAccess` in this scope
[INFO] [stdout]  --> src/lib.rs:86:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[derive(VariantAccess)]
[INFO] [stdout]   |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `f1` found for enum `Enum` in the current scope
[INFO] [stdout]   --> src/lib.rs:91:22
[INFO] [stdout]    |
[INFO] [stdout] 8  | enum Enum {
[INFO] [stdout]    | --------- variant or associated item `f1` not found here
[INFO] [stdout] ...
[INFO] [stdout] 12 | let instance = Enum::f1(42);
[INFO] [stdout]    |                      ^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      variant or associated item not found in `Enum`
[INFO] [stdout]    |                      help: there is a variant with a similar name (notice the capitalization): `F1`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - CreateVariantFrom (line 159) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `variant_access_derive`
[INFO] [stdout]  --> src/lib.rs:161:6
[INFO] [stdout]   |
[INFO] [stdout] 5 |  use variant_access_derive::*;
[INFO] [stdout]   |      ^^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `variant_access_derive`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `create_from` found for enum `Enum` in the current scope
[INFO] [stdout]   --> src/lib.rs:168:23
[INFO] [stdout]    |
[INFO] [stdout] 7  |  enum Enum {
[INFO] [stdout]    |  --------- variant or associated item `create_from` not found here
[INFO] [stdout] ...
[INFO] [stdout] 12 |  let instance = Enum::create_from(false); // instance is now equal to Enum::F2(false)
[INFO] [stdout]    |                       ^^^^^^^^^^^ variant or associated item not found in `Enum`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - ContainsVariant (line 50) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `variant_access_derive`
[INFO] [stdout]  --> src/lib.rs:52:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use variant_access_derive::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `variant_access_derive`
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `VariantAccess` in this scope
[INFO] [stdout]  --> src/lib.rs:54:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[derive(VariantAccess)]
[INFO] [stdout]   |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `has_variant` in this scope
[INFO] [stdout]   --> src/lib.rs:59:20
[INFO] [stdout]    |
[INFO] [stdout] 12 | let result: bool = has_variant::<i64>(); // assigns true to result
[INFO] [stdout]    |                    ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `has_variant` in this scope
[INFO] [stdout]   --> src/lib.rs:60:20
[INFO] [stdout]    |
[INFO] [stdout] 13 | let result: bool = has_variant::<i32>(); // assigns false to result
[INFO] [stdout]    |                    ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `contains_variant` found for enum `Enum` in the current scope
[INFO] [stdout]   --> src/lib.rs:63:23
[INFO] [stdout]    |
[INFO] [stdout] 8  | enum Enum {
[INFO] [stdout]    | --------- method `contains_variant` not found for this
[INFO] [stdout] ...
[INFO] [stdout] 16 | let result = instance.contains_variant::<i64>(); // result has value Ok(true)
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^ method not found in `Enum`
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]    = note: the following trait defines an item `contains_variant`, perhaps you need to implement it:
[INFO] [stdout]            candidate #1: `variant_access_traits::ContainsVariant`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `contains_variant` found for enum `Enum` in the current scope
[INFO] [stdout]   --> src/lib.rs:64:23
[INFO] [stdout]    |
[INFO] [stdout] 8  | enum Enum {
[INFO] [stdout]    | --------- method `contains_variant` not found for this
[INFO] [stdout] ...
[INFO] [stdout] 17 | let result = instance.contains_variant::<bool>(); // result has value Ok(false)
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^ method not found in `Enum`
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]    = note: the following trait defines an item `contains_variant`, perhaps you need to implement it:
[INFO] [stdout]            candidate #1: `variant_access_traits::ContainsVariant`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `contains_variant` found for enum `Enum` in the current scope
[INFO] [stdout]   --> src/lib.rs:65:23
[INFO] [stdout]    |
[INFO] [stdout] 8  | enum Enum {
[INFO] [stdout]    | --------- method `contains_variant` not found for this
[INFO] [stdout] ...
[INFO] [stdout] 18 | let result = instance.contains_variant::<i32>(); // result has value Err
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^ method not found in `Enum`
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]    = note: the following trait defines an item `contains_variant`, perhaps you need to implement it:
[INFO] [stdout]            candidate #1: `variant_access_traits::ContainsVariant`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0432, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - SetVariant (line 114) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `variant_access_derive`
[INFO] [stdout]  --> src/lib.rs:116:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use variant_access_derive::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `variant_access_derive`
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `VariantAccess` in this scope
[INFO] [stdout]  --> src/lib.rs:118:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[derive(VariantAccess)]
[INFO] [stdout]   |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `set_variant` found for enum `Enum` in the current scope
[INFO] [stdout]   --> src/lib.rs:125:10
[INFO] [stdout]    |
[INFO] [stdout] 8  | enum Enum {
[INFO] [stdout]    | --------- method `set_variant` not found for this
[INFO] [stdout] ...
[INFO] [stdout] 14 | instance.set_variant(false); // instance now is equal to Enum::F2(false)
[INFO] [stdout]    |          ^^^^^^^^^^^ method not found in `Enum`
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]    = note: the following trait defines an item `set_variant`, perhaps you need to implement it:
[INFO] [stdout]            candidate #1: `variant_access_traits::SetVariant`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - ContainsVariant (line 50)
[INFO] [stdout]     src/lib.rs - CreateVariantFrom (line 159)
[INFO] [stdout]     src/lib.rs - GetVariant (line 82)
[INFO] [stdout]     src/lib.rs - SetVariant (line 114)
[INFO] [stdout]     src/lib.rs - SetVariant (line 132)
[INFO] [stdout]     src/lib.rs - create_variant_from (line 183)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 6 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "60264995bbe63a16aaaf0cf0a2144ccc1a0f780b8264efc885cba8e075185226", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60264995bbe63a16aaaf0cf0a2144ccc1a0f780b8264efc885cba8e075185226", kill_on_drop: false }`
[INFO] [stdout] 60264995bbe63a16aaaf0cf0a2144ccc1a0f780b8264efc885cba8e075185226
