[INFO] fetching crate cffi 0.1.7...
[INFO] testing cffi-0.1.7 against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] extracting crate cffi 0.1.7 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate cffi 0.1.7
[INFO] finished tweaking crates.io crate cffi 0.1.7
[INFO] tweaked toml for crates.io crate cffi 0.1.7 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cffi 0.1.7 on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "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" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 87 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded strsim v0.9.3
[INFO] [stderr]   Downloaded ctor v0.1.26
[INFO] [stderr]   Downloaded darling_macro v0.10.2
[INFO] [stderr]   Downloaded cffi-impl v0.1.6
[INFO] [stderr]   Downloaded darling v0.10.2
[INFO] [stderr]   Downloaded darling_core v0.10.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2afacdc0a9b0acb12b02e60ed0032427bbd09013e04bfb50753de33842b230a8
[INFO] running `Command { std: "docker" "start" "-a" "2afacdc0a9b0acb12b02e60ed0032427bbd09013e04bfb50753de33842b230a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2afacdc0a9b0acb12b02e60ed0032427bbd09013e04bfb50753de33842b230a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2afacdc0a9b0acb12b02e60ed0032427bbd09013e04bfb50753de33842b230a8", kill_on_drop: false }`
[INFO] [stdout] 2afacdc0a9b0acb12b02e60ed0032427bbd09013e04bfb50753de33842b230a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91fa2751fff8537c5275f7cb097d3052cc1e35508c2b80235ef8c15f64eee6a2
[INFO] running `Command { std: "docker" "start" "-a" "91fa2751fff8537c5275f7cb097d3052cc1e35508c2b80235ef8c15f64eee6a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling cffi-impl v0.1.6
[INFO] [stderr]    Compiling ctor v0.1.26
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling cffi v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/str.rs:7:29
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct StrMarshaler<'a>(&'a PhantomData<()>);
[INFO] [stdout]   |            ------------     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.23s
[INFO] running `Command { std: "docker" "inspect" "91fa2751fff8537c5275f7cb097d3052cc1e35508c2b80235ef8c15f64eee6a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91fa2751fff8537c5275f7cb097d3052cc1e35508c2b80235ef8c15f64eee6a2", kill_on_drop: false }`
[INFO] [stdout] 91fa2751fff8537c5275f7cb097d3052cc1e35508c2b80235ef8c15f64eee6a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a778a170015d884a3c791640d5204720650f4819bf55afb9d574fb9f4c8a559
[INFO] running `Command { std: "docker" "start" "-a" "3a778a170015d884a3c791640d5204720650f4819bf55afb9d574fb9f4c8a559", kill_on_drop: false }`
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/str.rs:7:29
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct StrMarshaler<'a>(&'a PhantomData<()>);
[INFO] [stdout]   |            ------------     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling cffi v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/str.rs:7:29
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct StrMarshaler<'a>(&'a PhantomData<()>);
[INFO] [stdout]   |            ------------     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "3a778a170015d884a3c791640d5204720650f4819bf55afb9d574fb9f4c8a559", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a778a170015d884a3c791640d5204720650f4819bf55afb9d574fb9f4c8a559", kill_on_drop: false }`
[INFO] [stdout] 3a778a170015d884a3c791640d5204720650f4819bf55afb9d574fb9f4c8a559
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6f5f404cba7e1c1c26d4cf49a3d622864d501a777c795c71e8bb750b231b7e76
[INFO] running `Command { std: "docker" "start" "-a" "6f5f404cba7e1c1c26d4cf49a3d622864d501a777c795c71e8bb750b231b7e76", kill_on_drop: false }`
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]  --> src/str.rs:7:29
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct StrMarshaler<'a>(&'a PhantomData<()>);
[INFO] [stderr]   |            ------------     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |            |
[INFO] [stderr]   |            field in this struct
[INFO] [stderr]   |
[INFO] [stderr]   = help: consider removing this field
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `cffi` (lib) generated 1 warning
[INFO] [stderr] warning: `cffi` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cffi-8e1d2fa10c8d8fde)
[INFO] [stderr]    Doc-tests cffi
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/boxed.rs - boxed::BoxMarshaler (line 30) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/boxed.rs - boxed::BoxMarshaler (line 30) stdout ----
[INFO] [stdout] error[E0277]: the trait bound `BoxMarshaler<_>: ToForeign<Something, _>` is not satisfied
[INFO] [stdout]   --> src/boxed.rs:42:33
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let ptr: *const Something = BoxMarshaler::to_foreign(something).unwrap();
[INFO] [stdout]    |                                 ^^^^^^^^^^^^ the trait `ToForeign<Something, _>` is not implemented for `BoxMarshaler<_>`
[INFO] [stdout]    |
[INFO] [stdout] help: the following other types implement trait `ToForeign<Local, Foreign>`
[INFO] [stdout]   --> src/boxed.rs:70:1
[INFO] [stdout]    |
[INFO] [stdout] 70 | impl<T> ToForeign<Box<T>, *const T> for BoxMarshaler<T> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `BoxMarshaler<T>` implements `ToForeign<Box<T>, *const T>`
[INFO] [stdout] ...
[INFO] [stdout] 84 | impl<T: ?Sized> ToForeign<Result<Box<T>, Box<dyn Error>>, *const T> for BoxMarshaler<T> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `BoxMarshaler<T>` implements `ToForeign<Result<Box<T>, Box<dyn std::error::Error>>, *const T>`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/boxed.rs - boxed::BoxMarshaler (line 30)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "6f5f404cba7e1c1c26d4cf49a3d622864d501a777c795c71e8bb750b231b7e76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f5f404cba7e1c1c26d4cf49a3d622864d501a777c795c71e8bb750b231b7e76", kill_on_drop: false }`
[INFO] [stdout] 6f5f404cba7e1c1c26d4cf49a3d622864d501a777c795c71e8bb750b231b7e76
