[INFO] fetching crate esl01-dag 0.2.1...
[INFO] building esl01-dag-0.2.1 against master#881c1ac408d93bb7adaa3a51dabab9266e82eee8 for issue-85264
[INFO] extracting crate esl01-dag 0.2.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate esl01-dag 0.2.1 on toolchain 881c1ac408d93bb7adaa3a51dabab9266e82eee8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate esl01-dag 0.2.1
[INFO] finished tweaking crates.io crate esl01-dag 0.2.1
[INFO] tweaked toml for crates.io crate esl01-dag 0.2.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded esl01-drawdag v0.1.0
[INFO] [stderr]   Downloaded esl01-indexedlog v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74a06a8c43787d24964bd9274003254c20ccd5849fd32cab67124aff6b743043
[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" "74a06a8c43787d24964bd9274003254c20ccd5849fd32cab67124aff6b743043", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74a06a8c43787d24964bd9274003254c20ccd5849fd32cab67124aff6b743043", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74a06a8c43787d24964bd9274003254c20ccd5849fd32cab67124aff6b743043", kill_on_drop: false }`
[INFO] [stdout] 74a06a8c43787d24964bd9274003254c20ccd5849fd32cab67124aff6b743043
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5f5a8935841b9ca5d51560509c6adfe3d4480b34e620f55f4e179bea9973e5ff
[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" "5f5a8935841b9ca5d51560509c6adfe3d4480b34e620f55f4e179bea9973e5ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling esl01-vlqencoding v0.1.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling esl01-drawdag v0.1.0
[INFO] [stderr]    Compiling tracing-core v0.1.18
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling twox-hash v1.6.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling thiserror v1.0.25
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling esl01-minibytes v0.2.0
[INFO] [stderr]    Compiling esl01-indexedlog v0.1.2
[INFO] [stderr]    Compiling esl01-dag v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/default_impl.rs:98:6
[INFO] [stdout]    |
[INFO] [stdout] 98 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/default_impl.rs:138:6
[INFO] [stdout]     |
[INFO] [stdout] 138 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/nameset/difference.rs:96:26
[INFO] [stdout]    |
[INFO] [stdout] 96 |             let result = NameIter::next(self.iter.as_mut());
[INFO] [stdout]    |                          ^^^^^^^^ help: use `dyn`: `<dyn NameIter>`
[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 <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/nameset/intersection.rs:195:26
[INFO] [stdout]     |
[INFO] [stdout] 195 |             let result = NameIter::next(self.iter.as_mut());
[INFO] [stdout]     |                          ^^^^^^^^ help: use `dyn`: `<dyn NameIter>`
[INFO] [stdout]     |
[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 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/spanset.rs:228:14
[INFO] [stdout]     |
[INFO] [stdout] 228 |             .binary_search_by(|probe| span.low.cmp(&probe.low))
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `BinarySearchBy::binary_search_by(...)` to keep using the current method
[INFO] [stdout]     = help: add `#![feature(vecdeque_binary_search)]` to the crate attributes to enable `VecDeque::<T>::binary_search_by`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/spanset.rs:472:14
[INFO] [stdout]     |
[INFO] [stdout] 472 |             .binary_search_by(|probe| rhs.low.cmp(&probe.high))
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `BinarySearchBy::binary_search_by(...)` to keep using the current method
[INFO] [stdout]     = help: add `#![feature(vecdeque_binary_search)]` to the crate attributes to enable `VecDeque::<T>::binary_search_by`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.41s
[INFO] running `Command { std: "docker" "inspect" "5f5a8935841b9ca5d51560509c6adfe3d4480b34e620f55f4e179bea9973e5ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f5a8935841b9ca5d51560509c6adfe3d4480b34e620f55f4e179bea9973e5ff", kill_on_drop: false }`
[INFO] [stdout] 5f5a8935841b9ca5d51560509c6adfe3d4480b34e620f55f4e179bea9973e5ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ddfd69d9a3b4de240a16b73a6593b8d6d0562dfab408ed8cfa2d62ca574abf7b
[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" "ddfd69d9a3b4de240a16b73a6593b8d6d0562dfab408ed8cfa2d62ca574abf7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/default_impl.rs:98:6
[INFO] [stdout]    |
[INFO] [stdout] 98 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/default_impl.rs:138:6
[INFO] [stdout]     |
[INFO] [stdout] 138 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/nameset/difference.rs:96:26
[INFO] [stdout]    |
[INFO] [stdout] 96 |             let result = NameIter::next(self.iter.as_mut());
[INFO] [stdout]    |                          ^^^^^^^^ help: use `dyn`: `<dyn NameIter>`
[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 <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/nameset/intersection.rs:195:26
[INFO] [stdout]     |
[INFO] [stdout] 195 |             let result = NameIter::next(self.iter.as_mut());
[INFO] [stdout]     |                          ^^^^^^^^ help: use `dyn`: `<dyn NameIter>`
[INFO] [stdout]     |
[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 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/spanset.rs:228:14
[INFO] [stdout]     |
[INFO] [stdout] 228 |             .binary_search_by(|probe| span.low.cmp(&probe.low))
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `BinarySearchBy::binary_search_by(...)` to keep using the current method
[INFO] [stdout]     = help: add `#![feature(vecdeque_binary_search)]` to the crate attributes to enable `VecDeque::<T>::binary_search_by`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/spanset.rs:472:14
[INFO] [stdout]     |
[INFO] [stdout] 472 |             .binary_search_by(|probe| rhs.low.cmp(&probe.high))
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `BinarySearchBy::binary_search_by(...)` to keep using the current method
[INFO] [stdout]     = help: add `#![feature(vecdeque_binary_search)]` to the crate attributes to enable `VecDeque::<T>::binary_search_by`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling esl01-dag v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/default_impl.rs:98:6
[INFO] [stdout]    |
[INFO] [stdout] 98 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/default_impl.rs:138:6
[INFO] [stdout]     |
[INFO] [stdout] 138 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/nameset/difference.rs:96:26
[INFO] [stdout]    |
[INFO] [stdout] 96 |             let result = NameIter::next(self.iter.as_mut());
[INFO] [stdout]    |                          ^^^^^^^^ help: use `dyn`: `<dyn NameIter>`
[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 <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/nameset/intersection.rs:195:26
[INFO] [stdout]     |
[INFO] [stdout] 195 |             let result = NameIter::next(self.iter.as_mut());
[INFO] [stdout]     |                          ^^^^^^^^ help: use `dyn`: `<dyn NameIter>`
[INFO] [stdout]     |
[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 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/spanset.rs:228:14
[INFO] [stdout]     |
[INFO] [stdout] 228 |             .binary_search_by(|probe| span.low.cmp(&probe.low))
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `BinarySearchBy::binary_search_by(...)` to keep using the current method
[INFO] [stdout]     = help: add `#![feature(vecdeque_binary_search)]` to the crate attributes to enable `VecDeque::<T>::binary_search_by`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/spanset.rs:472:14
[INFO] [stdout]     |
[INFO] [stdout] 472 |             .binary_search_by(|probe| rhs.low.cmp(&probe.high))
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `BinarySearchBy::binary_search_by(...)` to keep using the current method
[INFO] [stdout]     = help: add `#![feature(vecdeque_binary_search)]` to the crate attributes to enable `VecDeque::<T>::binary_search_by`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 17.22s
[INFO] running `Command { std: "docker" "inspect" "ddfd69d9a3b4de240a16b73a6593b8d6d0562dfab408ed8cfa2d62ca574abf7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddfd69d9a3b4de240a16b73a6593b8d6d0562dfab408ed8cfa2d62ca574abf7b", kill_on_drop: false }`
[INFO] [stdout] ddfd69d9a3b4de240a16b73a6593b8d6d0562dfab408ed8cfa2d62ca574abf7b
