[INFO] fetching crate prefixopt_derive 0.4.0... [INFO] testing prefixopt_derive-0.4.0 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] extracting crate prefixopt_derive 0.4.0 into /workspace/builds/worker-13/source [INFO] validating manifest of crates.io crate prefixopt_derive 0.4.0 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate prefixopt_derive 0.4.0 [INFO] finished tweaking crates.io crate prefixopt_derive 0.4.0 [INFO] tweaked toml for crates.io crate prefixopt_derive 0.4.0 written to /workspace/builds/worker-13/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a73484244ba7987ff928d165b445a0a90734fd9ba9b9080c85e97a766426a248 [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" "a73484244ba7987ff928d165b445a0a90734fd9ba9b9080c85e97a766426a248", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a73484244ba7987ff928d165b445a0a90734fd9ba9b9080c85e97a766426a248", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a73484244ba7987ff928d165b445a0a90734fd9ba9b9080c85e97a766426a248", kill_on_drop: false }` [INFO] [stdout] a73484244ba7987ff928d165b445a0a90734fd9ba9b9080c85e97a766426a248 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4e9b42d7db4e43c6b8b1579687b98443842e48a49ca836e8e0d6edbe0bbcabd6 [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" "4e9b42d7db4e43c6b8b1579687b98443842e48a49ca836e8e0d6edbe0bbcabd6", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.95 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling scopeguard v0.2.0 [INFO] [stderr] Compiling map_in_place v0.1.0 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling prefixopt v0.4.0 [INFO] [stderr] Compiling prefixopt_derive v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/enum_data.rs:51:38 [INFO] [stdout] | [INFO] [stdout] 51 | .map(|id| id as &::std::fmt::Display) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::fmt::Display)` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 19.34s [INFO] running `Command { std: "docker" "inspect" "4e9b42d7db4e43c6b8b1579687b98443842e48a49ca836e8e0d6edbe0bbcabd6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4e9b42d7db4e43c6b8b1579687b98443842e48a49ca836e8e0d6edbe0bbcabd6", kill_on_drop: false }` [INFO] [stdout] 4e9b42d7db4e43c6b8b1579687b98443842e48a49ca836e8e0d6edbe0bbcabd6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 06f9feef7326087abd5488d166cf4bf95778bb671967333f39354c1d79882d3d [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" "06f9feef7326087abd5488d166cf4bf95778bb671967333f39354c1d79882d3d", kill_on_drop: false }` [INFO] [stderr] Compiling prefixopt_derive v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/enum_data.rs:51:38 [INFO] [stdout] | [INFO] [stdout] 51 | .map(|id| id as &::std::fmt::Display) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::fmt::Display)` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/enum_data.rs:51:38 [INFO] [stdout] | [INFO] [stdout] 51 | .map(|id| id as &::std::fmt::Display) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::fmt::Display)` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.60s [INFO] running `Command { std: "docker" "inspect" "06f9feef7326087abd5488d166cf4bf95778bb671967333f39354c1d79882d3d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "06f9feef7326087abd5488d166cf4bf95778bb671967333f39354c1d79882d3d", kill_on_drop: false }` [INFO] [stdout] 06f9feef7326087abd5488d166cf4bf95778bb671967333f39354c1d79882d3d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2093aeafebb834b259b2b86513f0d8b651b97e9a2c99d29e04ffe2bcd65f669a [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" "2093aeafebb834b259b2b86513f0d8b651b97e9a2c99d29e04ffe2bcd65f669a", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/enum_data.rs:51:38 [INFO] [stderr] | [INFO] [stderr] 51 | .map(|id| id as &::std::fmt::Display) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::fmt::Display)` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/enum_data.rs:51:38 [INFO] [stderr] | [INFO] [stderr] 51 | .map(|id| id as &::std::fmt::Display) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::fmt::Display)` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/prefixopt_derive-060740dffaf682e7) [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/example-04a72fc440efb428) [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] [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/enums.rs (/opt/rustwide/target/debug/deps/enums-feb2b54a7be10471) [INFO] [stdout] [INFO] [stderr] Running tests/structs.rs (/opt/rustwide/target/debug/deps/structs-da6b23f127e82455) [INFO] [stdout] running 8 tests [INFO] [stdout] test generics::generic_enum_named ... ok [INFO] [stdout] test simple::test_named_args_default ... ok [INFO] [stdout] test generics::generic_unary ... ok [INFO] [stdout] test simple::test_empty_tuple ... ok [INFO] [stdout] test simple::test_named_args_no_override ... ok [INFO] [stdout] test simple::test_unit ... ok [INFO] [stdout] test simple::test_unary_tuple ... ok [INFO] [stdout] test generics::generic_other ... 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] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test generic_tuple ... ok [INFO] [stdout] test generic_struct ... ok [INFO] [stdout] test fail_parse ... ok [INFO] [stderr] Doc-tests prefixopt_derive [INFO] [stdout] test named_struct ... ok [INFO] [stdout] test named_tuple ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [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] running `Command { std: "docker" "inspect" "2093aeafebb834b259b2b86513f0d8b651b97e9a2c99d29e04ffe2bcd65f669a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2093aeafebb834b259b2b86513f0d8b651b97e9a2c99d29e04ffe2bcd65f669a", kill_on_drop: false }` [INFO] [stdout] 2093aeafebb834b259b2b86513f0d8b651b97e9a2c99d29e04ffe2bcd65f669a