[INFO] fetching crate serde_either 0.2.1...
[INFO] testing serde_either-0.2.1 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate serde_either 0.2.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate serde_either 0.2.1
[INFO] finished tweaking crates.io crate serde_either 0.2.1
[INFO] tweaked toml for crates.io crate serde_either 0.2.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde_either 0.2.1 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 18 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e7b0f3a1a0831946854e2e96af50cf7abfa520ac14da6f785cec4f45a0c580f
[INFO] running `Command { std: "docker" "start" "-a" "7e7b0f3a1a0831946854e2e96af50cf7abfa520ac14da6f785cec4f45a0c580f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e7b0f3a1a0831946854e2e96af50cf7abfa520ac14da6f785cec4f45a0c580f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e7b0f3a1a0831946854e2e96af50cf7abfa520ac14da6f785cec4f45a0c580f", kill_on_drop: false }`
[INFO] [stdout] 7e7b0f3a1a0831946854e2e96af50cf7abfa520ac14da6f785cec4f45a0c580f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ab0aba2c3d6679060a08a30fc59bd96e254b70b0b68f6f29b592d84806a50e3
[INFO] running `Command { std: "docker" "start" "-a" "8ab0aba2c3d6679060a08a30fc59bd96e254b70b0b68f6f29b592d84806a50e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling ordered-float v2.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde-value v0.7.0
[INFO] [stderr]    Compiling serde_either v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/de.rs:8:22
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn unexpected(value: &Value) -> Unexpected {
[INFO] [stdout]   |                      ^^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]   |                      |
[INFO] [stdout]   |                      the lifetime is elided here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]   = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn unexpected(value: &Value) -> Unexpected<'_> {
[INFO] [stdout]   |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.66s
[INFO] running `Command { std: "docker" "inspect" "8ab0aba2c3d6679060a08a30fc59bd96e254b70b0b68f6f29b592d84806a50e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ab0aba2c3d6679060a08a30fc59bd96e254b70b0b68f6f29b592d84806a50e3", kill_on_drop: false }`
[INFO] [stdout] 8ab0aba2c3d6679060a08a30fc59bd96e254b70b0b68f6f29b592d84806a50e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e182219ff2a5f7dbf49f744dd2efa7318e81920c1019af7756dcdf4b034ce570
[INFO] running `Command { std: "docker" "start" "-a" "e182219ff2a5f7dbf49f744dd2efa7318e81920c1019af7756dcdf4b034ce570", kill_on_drop: false }`
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]    Compiling indenter v0.3.4
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/de.rs:8:22
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn unexpected(value: &Value) -> Unexpected {
[INFO] [stdout]   |                      ^^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]   |                      |
[INFO] [stdout]   |                      the lifetime is elided here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]   = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn unexpected(value: &Value) -> Unexpected<'_> {
[INFO] [stdout]   |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_either v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/de.rs:8:22
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn unexpected(value: &Value) -> Unexpected {
[INFO] [stdout]   |                      ^^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]   |                      |
[INFO] [stdout]   |                      the lifetime is elided here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]   = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn unexpected(value: &Value) -> Unexpected<'_> {
[INFO] [stdout]   |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyType` is never constructed
[INFO] [stdout]   --> tests/common/mod.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct MyType {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Person` is never constructed
[INFO] [stdout]   --> tests/common/mod.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct Person {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PersonFromStrError` is never constructed
[INFO] [stdout]   --> tests/common/mod.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct PersonFromStrError {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.deref()` on a double reference, which returns `&str` instead of dereferencing the inner type
[INFO] [stdout]   --> tests/common/mod.rs:52:45
[INFO] [stdout]    |
[INFO] [stdout] 52 |             last_name: parts.last().unwrap().deref().into(),
[INFO] [stdout]    |                                             ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.deref()` on a double reference, which returns `&str` instead of dereferencing the inner type
[INFO] [stdout]   --> tests/common/mod.rs:52:45
[INFO] [stdout]    |
[INFO] [stdout] 52 |             last_name: parts.last().unwrap().deref().into(),
[INFO] [stdout]    |                                             ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "e182219ff2a5f7dbf49f744dd2efa7318e81920c1019af7756dcdf4b034ce570", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e182219ff2a5f7dbf49f744dd2efa7318e81920c1019af7756dcdf4b034ce570", kill_on_drop: false }`
[INFO] [stdout] e182219ff2a5f7dbf49f744dd2efa7318e81920c1019af7756dcdf4b034ce570
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6ed76063ce6cc69fe1b27e1aece8e7cc75dc1a372ea751b1bd5e34dee12b8e87
[INFO] running `Command { std: "docker" "start" "-a" "6ed76063ce6cc69fe1b27e1aece8e7cc75dc1a372ea751b1bd5e34dee12b8e87", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]  --> src/de.rs:8:22
[INFO] [stderr]   |
[INFO] [stderr] 8 | fn unexpected(value: &Value) -> Unexpected {
[INFO] [stderr]   |                      ^^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]   |                      |
[INFO] [stderr]   |                      the lifetime is elided here
[INFO] [stderr]   |
[INFO] [stderr]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]   = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]   |
[INFO] [stderr] 8 | fn unexpected(value: &Value) -> Unexpected<'_> {
[INFO] [stderr]   |                                           ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `serde_either` (lib) generated 1 warning (run `cargo fix --lib -p serde_either` to apply 1 suggestion)
[INFO] [stderr] warning: `serde_either` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: using `.deref()` on a double reference, which returns `&str` instead of dereferencing the inner type
[INFO] [stderr]   --> tests/common/mod.rs:52:45
[INFO] [stderr]    |
[INFO] [stderr] 52 |             last_name: parts.last().unwrap().deref().into(),
[INFO] [stderr]    |                                             ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `MyType` is never constructed
[INFO] [stderr]   --> tests/common/mod.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub struct MyType {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Person` is never constructed
[INFO] [stderr]   --> tests/common/mod.rs:20:12
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub struct Person {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `PersonFromStrError` is never constructed
[INFO] [stderr]   --> tests/common/mod.rs:26:12
[INFO] [stderr]    |
[INFO] [stderr] 26 | pub struct PersonFromStrError {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `serde_either` (test "de") generated 1 warning
[INFO] [stderr] warning: `serde_either` (test "se") generated 4 warnings (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serde_either-095335b61add16fb)
[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]      Running tests/de.rs (/opt/rustwide/target/debug/deps/de-39cd468e93598f40)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test string_or_struct::errors::on_number ... ok
[INFO] [stdout] test single_or_vec::single ... ok
[INFO] [stdout] test string_or_struct::string_value ... ok
[INFO] [stdout] test string_or_struct::vec_of_u8s ... ok
[INFO] [stdout] test string_or_struct::vec_of_structs ... ok
[INFO] [stdout] test string_or_struct_or_vec::errors::on_number ... ok
[INFO] [stdout] test string_or_struct_or_vec::string_value ... ok
[INFO] [stdout] test string_or_struct_or_vec::errors::on_boolean ... ok
[INFO] [stdout] test string_or_struct::vec_of_u8s_containing_string ... ok
[INFO] [stdout] test string_or_struct_or_vec::struct_value ... ok
[INFO] [stdout] test string_or_struct_or_vec::vec_value ... ok
[INFO] [stdout] test string_or_struct::struct_value ... ok
[INFO] [stdout] test string_or_struct::errors::on_vec_when_struct_is_not_defined_as_vec ... ok
[INFO] [stderr]      Running tests/se.rs (/opt/rustwide/target/debug/deps/se-b93a3bac086844fe)
[INFO] [stdout] test single_or_vec::vec ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test single_or_vec::single_value ... ok
[INFO] [stdout] test single_or_vec::vec_value ... ok
[INFO] [stdout] test string_or_struct::serialize::struct_value ... ok
[INFO] [stdout] test string_or_struct_or_vec::serialize::vec_value ... ok
[INFO] [stdout] test string_or_struct::serialize::struct_as_vec_value ... ok
[INFO] [stdout] test string_or_struct::serialize::string_value ... ok
[INFO] [stdout] test string_or_struct_or_vec::serialize::string_value ... ok
[INFO] [stdout] test string_or_struct_or_vec::serialize::struct_value ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serde_either
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.51s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6ed76063ce6cc69fe1b27e1aece8e7cc75dc1a372ea751b1bd5e34dee12b8e87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ed76063ce6cc69fe1b27e1aece8e7cc75dc1a372ea751b1bd5e34dee12b8e87", kill_on_drop: false }`
[INFO] [stdout] 6ed76063ce6cc69fe1b27e1aece8e7cc75dc1a372ea751b1bd5e34dee12b8e87
