[INFO] fetching crate escher 0.3.0... [INFO] testing escher-0.3.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] extracting crate escher 0.3.0 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate escher 0.3.0 [INFO] finished tweaking crates.io crate escher 0.3.0 [INFO] tweaked toml for crates.io crate escher 0.3.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate escher 0.3.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 6 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f9a99867ad788f61a1694ab5dfe753d086359c6b0a1c1db8f8da67b8bd8a3884 [INFO] running `Command { std: "docker" "start" "-a" "f9a99867ad788f61a1694ab5dfe753d086359c6b0a1c1db8f8da67b8bd8a3884", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f9a99867ad788f61a1694ab5dfe753d086359c6b0a1c1db8f8da67b8bd8a3884", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f9a99867ad788f61a1694ab5dfe753d086359c6b0a1c1db8f8da67b8bd8a3884", kill_on_drop: false }` [INFO] [stdout] f9a99867ad788f61a1694ab5dfe753d086359c6b0a1c1db8f8da67b8bd8a3884 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 67cad841d84e024d5ef26cb44726399d9f0d7e8526fb4f6db844b08ea7acec7d [INFO] running `Command { std: "docker" "start" "-a" "67cad841d84e024d5ef26cb44726399d9f0d7e8526fb4f6db844b08ea7acec7d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling futures-task v0.3.31 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling escher-derive v0.2.0 [INFO] [stderr] Compiling escher v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/escher.rs:125:36 [INFO] [stdout] | [INFO] [stdout] 125 | pub fn as_ref<'a>(&'a self) -> &Rebind<'a, T> { [INFO] [stdout] | -- ^^^^^^^^--^^^^ [INFO] [stdout] | | | | [INFO] [stdout] | | | the same lifetime is named here [INFO] [stdout] | | the same lifetime is elided here [INFO] [stdout] | the lifetime is named 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: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 125 | pub fn as_ref<'a>(&'a self) -> &'a Rebind<'a, T> { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/escher.rs:138:40 [INFO] [stdout] | [INFO] [stdout] 138 | pub fn as_mut<'a>(&'a mut self) -> &mut Rebind<'a, T> { [INFO] [stdout] | -- ^^^^^^^^^^^^--^^^^ [INFO] [stdout] | | | | [INFO] [stdout] | | | the same lifetime is named here [INFO] [stdout] | | the same lifetime is elided here [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 138 | pub fn as_mut<'a>(&'a mut self) -> &'a mut Rebind<'a, T> { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.91s [INFO] running `Command { std: "docker" "inspect" "67cad841d84e024d5ef26cb44726399d9f0d7e8526fb4f6db844b08ea7acec7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "67cad841d84e024d5ef26cb44726399d9f0d7e8526fb4f6db844b08ea7acec7d", kill_on_drop: false }` [INFO] [stdout] 67cad841d84e024d5ef26cb44726399d9f0d7e8526fb4f6db844b08ea7acec7d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d7486485d449f99fe0cd1511bbbf73d266c881a4d00d577ed8563d83bbcbcc3e [INFO] running `Command { std: "docker" "start" "-a" "d7486485d449f99fe0cd1511bbbf73d266c881a4d00d577ed8563d83bbcbcc3e", kill_on_drop: false }` [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/escher.rs:125:36 [INFO] [stdout] | [INFO] [stdout] 125 | pub fn as_ref<'a>(&'a self) -> &Rebind<'a, T> { [INFO] [stdout] | -- ^^^^^^^^--^^^^ [INFO] [stdout] | | | | [INFO] [stdout] | | | the same lifetime is named here [INFO] [stdout] | | the same lifetime is elided here [INFO] [stdout] | the lifetime is named 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: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 125 | pub fn as_ref<'a>(&'a self) -> &'a Rebind<'a, T> { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/escher.rs:138:40 [INFO] [stdout] | [INFO] [stdout] 138 | pub fn as_mut<'a>(&'a mut self) -> &mut Rebind<'a, T> { [INFO] [stdout] | -- ^^^^^^^^^^^^--^^^^ [INFO] [stdout] | | | | [INFO] [stdout] | | | the same lifetime is named here [INFO] [stdout] | | the same lifetime is elided here [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 138 | pub fn as_mut<'a>(&'a mut self) -> &'a mut Rebind<'a, T> { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling escher v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/escher.rs:125:36 [INFO] [stdout] | [INFO] [stdout] 125 | pub fn as_ref<'a>(&'a self) -> &Rebind<'a, T> { [INFO] [stdout] | -- ^^^^^^^^--^^^^ [INFO] [stdout] | | | | [INFO] [stdout] | | | the same lifetime is named here [INFO] [stdout] | | the same lifetime is elided here [INFO] [stdout] | the lifetime is named 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: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 125 | pub fn as_ref<'a>(&'a self) -> &'a Rebind<'a, T> { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/escher.rs:138:40 [INFO] [stdout] | [INFO] [stdout] 138 | pub fn as_mut<'a>(&'a mut self) -> &mut Rebind<'a, T> { [INFO] [stdout] | -- ^^^^^^^^^^^^--^^^^ [INFO] [stdout] | | | | [INFO] [stdout] | | | the same lifetime is named here [INFO] [stdout] | | the same lifetime is elided here [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 138 | pub fn as_mut<'a>(&'a mut self) -> &'a mut Rebind<'a, T> { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.01s [INFO] running `Command { std: "docker" "inspect" "d7486485d449f99fe0cd1511bbbf73d266c881a4d00d577ed8563d83bbcbcc3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7486485d449f99fe0cd1511bbbf73d266c881a4d00d577ed8563d83bbcbcc3e", kill_on_drop: false }` [INFO] [stdout] d7486485d449f99fe0cd1511bbbf73d266c881a4d00d577ed8563d83bbcbcc3e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 527eec10edbcda6be92798c4a414cd21931cf7f71ba1a93da56745ee289b4b1d [INFO] running `Command { std: "docker" "start" "-a" "527eec10edbcda6be92798c4a414cd21931cf7f71ba1a93da56745ee289b4b1d", kill_on_drop: false }` [INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stderr] --> src/escher.rs:125:36 [INFO] [stderr] | [INFO] [stderr] 125 | pub fn as_ref<'a>(&'a self) -> &Rebind<'a, T> { [INFO] [stderr] | -- ^^^^^^^^--^^^^ [INFO] [stderr] | | | | [INFO] [stderr] | | | the same lifetime is named here [INFO] [stderr] | | the same lifetime is elided here [INFO] [stderr] | the lifetime is named here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: consistently use `'a` [INFO] [stderr] | [INFO] [stderr] 125 | pub fn as_ref<'a>(&'a self) -> &'a Rebind<'a, T> { [INFO] [stderr] | ++ [INFO] [stderr] [INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stderr] --> src/escher.rs:138:40 [INFO] [stderr] | [INFO] [stderr] 138 | pub fn as_mut<'a>(&'a mut self) -> &mut Rebind<'a, T> { [INFO] [stderr] | -- ^^^^^^^^^^^^--^^^^ [INFO] [stderr] | | | | [INFO] [stderr] | | | the same lifetime is named here [INFO] [stderr] | | the same lifetime is elided here [INFO] [stderr] | the lifetime is named here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: consistently use `'a` [INFO] [stderr] | [INFO] [stderr] 138 | pub fn as_mut<'a>(&'a mut self) -> &'a mut Rebind<'a, T> { [INFO] [stderr] | ++ [INFO] [stderr] [INFO] [stderr] warning: `escher` (lib) generated 2 warnings (run `cargo fix --lib -p escher` to apply 2 suggestions) [INFO] [stderr] warning: `escher` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/escher-2be4df560c7cdf1c) [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test tests::simple_mut_ref ... ok [INFO] [stdout] test tests::simple_ref ... ok [INFO] [stdout] test tests::it_works ... ok [INFO] [stdout] test tests::adversarial_capture_non_stack - should panic ... ok [INFO] [stderr] Doc-tests escher [INFO] [stdout] test tests::adversarial_sync_fn - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test src/escher.rs - escher::RebindTo (line 16) ... ignored [INFO] [stdout] test src/lib.rs - Rebindable (line 138) ... ok [INFO] [stdout] test src/lib.rs - (line 86) ... ok [INFO] [stdout] test src/escher.rs - escher::Escher<'fut,T>::new (line 71) ... ok [INFO] [stdout] test src/lib.rs - (line 103) ... ok [INFO] [stdout] test src/lib.rs - (line 40) ... ok [INFO] [stdout] test src/lib.rs - (line 58) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.58s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "527eec10edbcda6be92798c4a414cd21931cf7f71ba1a93da56745ee289b4b1d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "527eec10edbcda6be92798c4a414cd21931cf7f71ba1a93da56745ee289b4b1d", kill_on_drop: false }` [INFO] [stdout] 527eec10edbcda6be92798c4a414cd21931cf7f71ba1a93da56745ee289b4b1d