[INFO] fetching crate futures-await-synom 0.12.0...
[INFO] testing futures-await-synom-0.12.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate futures-await-synom 0.12.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate futures-await-synom 0.12.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate futures-await-synom 0.12.0
[INFO] finished tweaking crates.io crate futures-await-synom 0.12.0
[INFO] tweaked toml for crates.io crate futures-await-synom 0.12.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d31872f82146e3418feea4bc374c9b9010dbf863dfcb4b1d2e32783875d5276
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3d31872f82146e3418feea4bc374c9b9010dbf863dfcb4b1d2e32783875d5276", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d31872f82146e3418feea4bc374c9b9010dbf863dfcb4b1d2e32783875d5276", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d31872f82146e3418feea4bc374c9b9010dbf863dfcb4b1d2e32783875d5276", kill_on_drop: false }`
[INFO] [stdout] 3d31872f82146e3418feea4bc374c9b9010dbf863dfcb4b1d2e32783875d5276
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7316b81b58aff6fa80e8f76e3f16ec286bb6193924147ca07d409502ed0061d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c7316b81b58aff6fa80e8f76e3f16ec286bb6193924147ca07d409502ed0061d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.1.10
[INFO] [stderr]    Compiling futures-await-synom v0.12.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:80:41
[INFO] [stdout]    |
[INFO] [stdout] 80 |         <str as fmt::Display>::fmt(self.description(), f)
[INFO] [stdout]    |                                         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.25s
[INFO] running `Command { std: "docker" "inspect" "c7316b81b58aff6fa80e8f76e3f16ec286bb6193924147ca07d409502ed0061d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7316b81b58aff6fa80e8f76e3f16ec286bb6193924147ca07d409502ed0061d", kill_on_drop: false }`
[INFO] [stdout] c7316b81b58aff6fa80e8f76e3f16ec286bb6193924147ca07d409502ed0061d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 14f0c7337a78552b36f503a2521a54591c1ccb31933eacb9495d7347c184f198
[INFO] running `Command { std: "docker" "start" "-a" "14f0c7337a78552b36f503a2521a54591c1ccb31933eacb9495d7347c184f198", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-await-synom v0.12.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:80:41
[INFO] [stdout]    |
[INFO] [stdout] 80 |         <str as fmt::Display>::fmt(self.description(), f)
[INFO] [stdout]    |                                         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:80:41
[INFO] [stdout]    |
[INFO] [stdout] 80 |         <str as fmt::Display>::fmt(self.description(), f)
[INFO] [stdout]    |                                         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "14f0c7337a78552b36f503a2521a54591c1ccb31933eacb9495d7347c184f198", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14f0c7337a78552b36f503a2521a54591c1ccb31933eacb9495d7347c184f198", kill_on_drop: false }`
[INFO] [stdout] 14f0c7337a78552b36f503a2521a54591c1ccb31933eacb9495d7347c184f198
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] db9fce043565a2dc35883eea9930845756945e080408a348acb5147401e3653e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "db9fce043565a2dc35883eea9930845756945e080408a348acb5147401e3653e", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/lib.rs:80:41
[INFO] [stderr]    |
[INFO] [stderr] 80 |         <str as fmt::Display>::fmt(self.description(), f)
[INFO] [stderr]    |                                         ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `futures-await-synom` (lib) generated 1 warning
[INFO] [stderr] warning: `futures-await-synom` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/futures_await_synom-4c44f5276e462a66)
[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 futures-await-synom
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/lib.rs - tuple (line 578) ... FAILED
[INFO] [stdout] test src/lib.rs - map (line 173) ... FAILED
[INFO] [stdout] test src/lib.rs - switch (line 450) ... FAILED
[INFO] [stdout] test src/lib.rs - many0 (line 335) ... FAILED
[INFO] [stdout] test src/lib.rs - do_parse (line 724) ... FAILED
[INFO] [stdout] test src/lib.rs - named (line 114) ... FAILED
[INFO] [stdout] test src/lib.rs - peek (line 418) ... FAILED
[INFO] [stdout] test src/lib.rs - terminated (line 286) ... FAILED
[INFO] [stdout] test src/lib.rs - value (line 519) ... FAILED
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stdout] test src/lib.rs - alt (line 651) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - tuple (line 578) stdout ----
[INFO] [stdout] error[E0463]: can't find crate for `syn`
[INFO] [stdout]  --> src/lib.rs:579:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate syn;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - map (line 173) stdout ----
[INFO] [stdout] error[E0463]: can't find crate for `syn`
[INFO] [stdout]  --> src/lib.rs:174:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate syn;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - switch (line 450) stdout ----
[INFO] [stdout] error[E0463]: can't find crate for `syn`
[INFO] [stdout]  --> src/lib.rs:451:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate syn;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - many0 (line 335) stdout ----
[INFO] [stdout] error[E0463]: can't find crate for `syn`
[INFO] [stdout]  --> src/lib.rs:336:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate syn;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - do_parse (line 724) stdout ----
[INFO] [stdout] error[E0463]: can't find crate for `syn`
[INFO] [stdout]  --> src/lib.rs:725:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate syn;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - named (line 114) stdout ----
[INFO] [stdout] error[E0463]: can't find crate for `syn`
[INFO] [stdout]  --> src/lib.rs:115:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate syn;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - peek (line 418) stdout ----
[INFO] [stdout] error[E0463]: can't find crate for `syn`
[INFO] [stdout]  --> src/lib.rs:419:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate syn;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - terminated (line 286) stdout ----
[INFO] [stdout] error[E0463]: can't find crate for `syn`
[INFO] [stdout]  --> src/lib.rs:287:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate syn;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - value (line 519) stdout ----
[INFO] [stdout] error[E0463]: can't find crate for `syn`
[INFO] [stdout]  --> src/lib.rs:520:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate syn;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - alt (line 651) stdout ----
[INFO] [stdout] error[E0463]: can't find crate for `syn`
[INFO] [stdout]  --> src/lib.rs:652:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate syn;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - alt (line 651)
[INFO] [stdout]     src/lib.rs - do_parse (line 724)
[INFO] [stdout]     src/lib.rs - many0 (line 335)
[INFO] [stdout]     src/lib.rs - map (line 173)
[INFO] [stdout]     src/lib.rs - named (line 114)
[INFO] [stdout]     src/lib.rs - peek (line 418)
[INFO] [stdout]     src/lib.rs - switch (line 450)
[INFO] [stdout]     src/lib.rs - terminated (line 286)
[INFO] [stdout]     src/lib.rs - tuple (line 578)
[INFO] [stdout]     src/lib.rs - value (line 519)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 10 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.71s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "db9fce043565a2dc35883eea9930845756945e080408a348acb5147401e3653e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db9fce043565a2dc35883eea9930845756945e080408a348acb5147401e3653e", kill_on_drop: false }`
[INFO] [stdout] db9fce043565a2dc35883eea9930845756945e080408a348acb5147401e3653e