[INFO] fetching crate merkle-lite 0.1.0... [INFO] testing merkle-lite-0.1.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] extracting crate merkle-lite 0.1.0 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate merkle-lite 0.1.0 [INFO] finished tweaking crates.io crate merkle-lite 0.1.0 [INFO] tweaked toml for crates.io crate merkle-lite 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate merkle-lite 0.1.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate merkle-lite 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 319eb3556a9bd4964fba3679af794a569ab81d14dbad28f72bc43a17e1624ebf [INFO] running `Command { std: "docker" "start" "-a" "319eb3556a9bd4964fba3679af794a569ab81d14dbad28f72bc43a17e1624ebf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "319eb3556a9bd4964fba3679af794a569ab81d14dbad28f72bc43a17e1624ebf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "319eb3556a9bd4964fba3679af794a569ab81d14dbad28f72bc43a17e1624ebf", kill_on_drop: false }` [INFO] [stdout] 319eb3556a9bd4964fba3679af794a569ab81d14dbad28f72bc43a17e1624ebf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 795a930d78d96df1213da02a09861d4d0315998519bd5f0e5b83d416a5562a56 [INFO] running `Command { std: "docker" "start" "-a" "795a930d78d96df1213da02a09861d4d0315998519bd5f0e5b83d416a5562a56", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.16.0 [INFO] [stderr] Compiling generic-array v0.14.6 [INFO] [stderr] Compiling crypto-common v0.1.6 [INFO] [stderr] Compiling block-buffer v0.10.3 [INFO] [stderr] Compiling digest v0.10.6 [INFO] [stderr] Compiling merkle-lite v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:320:23 [INFO] [stdout] | [INFO] [stdout] 320 | pub fn get_leaves(&self) -> MerkleLeaves { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 320 | pub fn get_leaves(&self) -> MerkleLeaves<'_, B> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:359:27 [INFO] [stdout] | [INFO] [stdout] 359 | pub fn get_leaves_mut(&mut self) -> MerkleLeavesMut { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 359 | pub fn get_leaves_mut(&mut self) -> MerkleLeavesMut<'_, B> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:467:25 [INFO] [stdout] | [INFO] [stdout] 467 | fn merkle_root_iter(&mut self, changed_range: NodeIndexRange) -> MerkleRootIter { [INFO] [stdout] | ^^^^^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 467 | fn merkle_root_iter(&mut self, changed_range: NodeIndexRange) -> MerkleRootIter<'_, B> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:475:29 [INFO] [stdout] | [INFO] [stdout] 475 | fn merkle_root_set_iter(&mut self, changed_set: LeftNodeIndexSet) -> MerkleRootSetIter { [INFO] [stdout] | ^^^^^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 475 | fn merkle_root_set_iter(&mut self, changed_set: LeftNodeIndexSet) -> MerkleRootSetIter<'_, B> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:483:27 [INFO] [stdout] | [INFO] [stdout] 483 | fn merkle_lemmas_iter(&self, leaf_indices: BTreeSet) -> MerkleLemmasIter { [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 483 | fn merkle_lemmas_iter(&self, leaf_indices: BTreeSet) -> MerkleLemmasIter<'_, B> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:719:9 [INFO] [stdout] | [INFO] [stdout] 719 | &mut self, [INFO] [stdout] | ^^^^^^^^^ the lifetime is elided here [INFO] [stdout] 720 | leaf_hashes: BTreeMap>, [INFO] [stdout] 721 | ) -> MerkleProofIter { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 721 | ) -> MerkleProofIter<'_, B> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.71s [INFO] running `Command { std: "docker" "inspect" "795a930d78d96df1213da02a09861d4d0315998519bd5f0e5b83d416a5562a56", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "795a930d78d96df1213da02a09861d4d0315998519bd5f0e5b83d416a5562a56", kill_on_drop: false }` [INFO] [stdout] 795a930d78d96df1213da02a09861d4d0315998519bd5f0e5b83d416a5562a56 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4bb10944acdc7b83b29cf6008418ab60998299cbc27659f76270c5844dfd6a9a [INFO] running `Command { std: "docker" "start" "-a" "4bb10944acdc7b83b29cf6008418ab60998299cbc27659f76270c5844dfd6a9a", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.50 [INFO] [stderr] Compiling quote v1.0.23 [INFO] [stderr] Compiling unicode-ident v1.0.6 [INFO] [stderr] Compiling libc v0.2.139 [INFO] [stderr] Compiling syn v1.0.107 [INFO] [stderr] Compiling once_cell v1.17.0 [INFO] [stderr] Compiling io-lifetimes v1.0.4 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling rustix v0.36.7 [INFO] [stderr] Compiling linux-raw-sys v0.1.4 [INFO] [stderr] Compiling overload v0.1.1 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Compiling os_str_bytes v6.4.1 [INFO] [stderr] Compiling sharded-slab v0.1.4 [INFO] [stderr] Compiling smallvec v1.10.0 [INFO] [stderr] Compiling crypto-common v0.1.6 [INFO] [stderr] Compiling digest v0.10.6 [INFO] [stderr] Compiling tracing-core v0.1.30 [INFO] [stderr] Compiling thread_local v1.1.4 [INFO] [stderr] Compiling clap_lex v0.3.1 [INFO] [stderr] Compiling nu-ansi-term v0.46.0 [INFO] [stderr] Compiling cpufeatures v0.2.5 [INFO] [stderr] Compiling keccak v0.1.3 [INFO] [stderr] Compiling pin-project-lite v0.2.9 [INFO] [stderr] Compiling termcolor v1.2.0 [INFO] [stderr] Compiling sha2 v0.10.6 [INFO] [stderr] Compiling hex-literal v0.3.4 [INFO] [stderr] Compiling bencher v0.1.5 [INFO] [stderr] Compiling fastrand v1.8.0 [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.50/src/lib.rs:92:30 [INFO] [stdout] | [INFO] [stdout] 92 | feature(proc_macro_span, proc_macro_span_shrink) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling merkle-lite v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling sha3 v0.10.6 [INFO] [stdout] For more information about this error, try `rustc --explain E0635`. [INFO] [stdout] [INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:320:23 [INFO] [stdout] | [INFO] [stdout] 320 | pub fn get_leaves(&self) -> MerkleLeaves { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 320 | pub fn get_leaves(&self) -> MerkleLeaves<'_, B> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:359:27 [INFO] [stdout] | [INFO] [stdout] 359 | pub fn get_leaves_mut(&mut self) -> MerkleLeavesMut { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 359 | pub fn get_leaves_mut(&mut self) -> MerkleLeavesMut<'_, B> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:467:25 [INFO] [stdout] | [INFO] [stdout] 467 | fn merkle_root_iter(&mut self, changed_range: NodeIndexRange) -> MerkleRootIter { [INFO] [stdout] | ^^^^^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 467 | fn merkle_root_iter(&mut self, changed_range: NodeIndexRange) -> MerkleRootIter<'_, B> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:475:29 [INFO] [stdout] | [INFO] [stdout] 475 | fn merkle_root_set_iter(&mut self, changed_set: LeftNodeIndexSet) -> MerkleRootSetIter { [INFO] [stdout] | ^^^^^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 475 | fn merkle_root_set_iter(&mut self, changed_set: LeftNodeIndexSet) -> MerkleRootSetIter<'_, B> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:483:27 [INFO] [stdout] | [INFO] [stdout] 483 | fn merkle_lemmas_iter(&self, leaf_indices: BTreeSet) -> MerkleLemmasIter { [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 483 | fn merkle_lemmas_iter(&self, leaf_indices: BTreeSet) -> MerkleLemmasIter<'_, B> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:719:9 [INFO] [stdout] | [INFO] [stdout] 719 | &mut self, [INFO] [stdout] | ^^^^^^^^^ the lifetime is elided here [INFO] [stdout] 720 | leaf_hashes: BTreeMap>, [INFO] [stdout] 721 | ) -> MerkleProofIter { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 721 | ) -> MerkleProofIter<'_, B> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "4bb10944acdc7b83b29cf6008418ab60998299cbc27659f76270c5844dfd6a9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4bb10944acdc7b83b29cf6008418ab60998299cbc27659f76270c5844dfd6a9a", kill_on_drop: false }` [INFO] [stdout] 4bb10944acdc7b83b29cf6008418ab60998299cbc27659f76270c5844dfd6a9a