[INFO] fetching crate tweak 0.1.1...
[INFO] testing tweak-0.1.1 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate tweak 0.1.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate tweak 0.1.1 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tweak 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate tweak 0.1.1
[INFO] tweaked toml for crates.io crate tweak 0.1.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 274333307cbd3a8958bb229966e9933f5bdd28f1853b120e12c492435b3fd288
[INFO] running `Command { std: "docker" "start" "-a" "274333307cbd3a8958bb229966e9933f5bdd28f1853b120e12c492435b3fd288", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "274333307cbd3a8958bb229966e9933f5bdd28f1853b120e12c492435b3fd288", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "274333307cbd3a8958bb229966e9933f5bdd28f1853b120e12c492435b3fd288", kill_on_drop: false }`
[INFO] [stdout] 274333307cbd3a8958bb229966e9933f5bdd28f1853b120e12c492435b3fd288
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91a7633d727f12a1e1bd2f17d47445c15078a67498b99b8bac6a6cdff48c4b24
[INFO] running `Command { std: "docker" "start" "-a" "91a7633d727f12a1e1bd2f17d47445c15078a67498b99b8bac6a6cdff48c4b24", kill_on_drop: false }`
[INFO] [stderr]    Compiling tweak v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/case.rs:7:48
[INFO] [stdout]   |
[INFO] [stdout] 7 |     cases: Vec<(Option<When<C, E>>, Option<Box<Execute<C, E>>>)>,
[INFO] [stdout]   |                                                ^^^^^^^^^^^^^ help: use `dyn`: `dyn Execute<C, E>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/case.rs:56:40
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn push_action(&mut self, act: Box<Execute<C, E>>) {
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^ help: use `dyn`: `dyn Execute<C, E>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "91a7633d727f12a1e1bd2f17d47445c15078a67498b99b8bac6a6cdff48c4b24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91a7633d727f12a1e1bd2f17d47445c15078a67498b99b8bac6a6cdff48c4b24", kill_on_drop: false }`
[INFO] [stdout] 91a7633d727f12a1e1bd2f17d47445c15078a67498b99b8bac6a6cdff48c4b24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 481143b79c6ee822cf05e0c199aabddfeee28f86983441b05a98f1cefe9dde11
[INFO] running `Command { std: "docker" "start" "-a" "481143b79c6ee822cf05e0c199aabddfeee28f86983441b05a98f1cefe9dde11", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/case.rs:7:48
[INFO] [stdout]   |
[INFO] [stdout] 7 |     cases: Vec<(Option<When<C, E>>, Option<Box<Execute<C, E>>>)>,
[INFO] [stdout]   |                                                ^^^^^^^^^^^^^ help: use `dyn`: `dyn Execute<C, E>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tweak v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/case.rs:56:40
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn push_action(&mut self, act: Box<Execute<C, E>>) {
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^ help: use `dyn`: `dyn Execute<C, E>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/case.rs:7:48
[INFO] [stdout]   |
[INFO] [stdout] 7 |     cases: Vec<(Option<When<C, E>>, Option<Box<Execute<C, E>>>)>,
[INFO] [stdout]   |                                                ^^^^^^^^^^^^^ help: use `dyn`: `dyn Execute<C, E>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/case.rs:56:40
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn push_action(&mut self, act: Box<Execute<C, E>>) {
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^ help: use `dyn`: `dyn Execute<C, E>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "481143b79c6ee822cf05e0c199aabddfeee28f86983441b05a98f1cefe9dde11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "481143b79c6ee822cf05e0c199aabddfeee28f86983441b05a98f1cefe9dde11", kill_on_drop: false }`
[INFO] [stdout] 481143b79c6ee822cf05e0c199aabddfeee28f86983441b05a98f1cefe9dde11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8079f3cdc787fb24902a553e822d127c71dd0fea66e1cbf37a739efc9a40ab63
[INFO] running `Command { std: "docker" "start" "-a" "8079f3cdc787fb24902a553e822d127c71dd0fea66e1cbf37a739efc9a40ab63", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/case.rs:7:48
[INFO] [stderr]   |
[INFO] [stderr] 7 |     cases: Vec<(Option<When<C, E>>, Option<Box<Execute<C, E>>>)>,
[INFO] [stderr]   |                                                ^^^^^^^^^^^^^ help: use `dyn`: `dyn Execute<C, E>`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/case.rs:56:40
[INFO] [stderr]    |
[INFO] [stderr] 56 |     fn push_action(&mut self, act: Box<Execute<C, E>>) {
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^ help: use `dyn`: `dyn Execute<C, E>`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: `tweak` (lib) generated 2 warnings
[INFO] [stderr] warning: `tweak` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tweak-769c839bd680a28f)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test case::test::cascade_then_error ... ok
[INFO] [stdout] test case::test::cascade_when_error ... ok
[INFO] [stdout] test case::test::context_mutation ... ok
[INFO] [stdout] test case::test::nested_cases ... ok
[INFO] [stdout] test case::test::when_nothing_is_changed ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tweak
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/case.rs - case::Case<C, E>::new (line 15) ... ok
[INFO] [stdout] test src/lib.rs - (line 16) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.30s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8079f3cdc787fb24902a553e822d127c71dd0fea66e1cbf37a739efc9a40ab63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8079f3cdc787fb24902a553e822d127c71dd0fea66e1cbf37a739efc9a40ab63", kill_on_drop: false }`
[INFO] [stdout] 8079f3cdc787fb24902a553e822d127c71dd0fea66e1cbf37a739efc9a40ab63