[INFO] fetching crate lt_delta 0.2.0...
[INFO] testing lt_delta-0.2.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate lt_delta 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate lt_delta 0.2.0
[INFO] finished tweaking crates.io crate lt_delta 0.2.0
[INFO] tweaked toml for crates.io crate lt_delta 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lt_delta 0.2.0 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] 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 2dca18469474f43e1aec58fb003ef5a8efb3bf06c6191583bac0623d5670d646
[INFO] running `Command { std: "docker" "start" "-a" "2dca18469474f43e1aec58fb003ef5a8efb3bf06c6191583bac0623d5670d646", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2dca18469474f43e1aec58fb003ef5a8efb3bf06c6191583bac0623d5670d646", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dca18469474f43e1aec58fb003ef5a8efb3bf06c6191583bac0623d5670d646", kill_on_drop: false }`
[INFO] [stdout] 2dca18469474f43e1aec58fb003ef5a8efb3bf06c6191583bac0623d5670d646
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 17acd4e4fa1c31a01db2e5ef04a648d2f5917e6dae3884d4b55a74615a4669c8
[INFO] running `Command { std: "docker" "start" "-a" "17acd4e4fa1c31a01db2e5ef04a648d2f5917e6dae3884d4b55a74615a4669c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling lt_delta v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "17acd4e4fa1c31a01db2e5ef04a648d2f5917e6dae3884d4b55a74615a4669c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17acd4e4fa1c31a01db2e5ef04a648d2f5917e6dae3884d4b55a74615a4669c8", kill_on_drop: false }`
[INFO] [stdout] 17acd4e4fa1c31a01db2e5ef04a648d2f5917e6dae3884d4b55a74615a4669c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 5d5c234a3ac4f36459f788caeeb1965a80496ba3818daa245defe8e3efcfd16b
[INFO] running `Command { std: "docker" "start" "-a" "5d5c234a3ac4f36459f788caeeb1965a80496ba3818daa245defe8e3efcfd16b", kill_on_drop: false }`
[INFO] [stderr]    Compiling lt_delta v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "5d5c234a3ac4f36459f788caeeb1965a80496ba3818daa245defe8e3efcfd16b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d5c234a3ac4f36459f788caeeb1965a80496ba3818daa245defe8e3efcfd16b", kill_on_drop: false }`
[INFO] [stdout] 5d5c234a3ac4f36459f788caeeb1965a80496ba3818daa245defe8e3efcfd16b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 8a9744e51a3c8bdff46c3d2b7ec51b27380042ecc84d61e077fbf9befc0ae33b
[INFO] running `Command { std: "docker" "start" "-a" "8a9744e51a3c8bdff46c3d2b7ec51b27380042ecc84d61e077fbf9befc0ae33b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lt_delta-42f7298b07437808)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lt_delta
[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 21 tests
[INFO] [stdout] test src/lib.rs - Delta<T>::as_mut (line 420) ... ok
[INFO] [stdout] test src/lib.rs - Delta<T>::as_deref (line 443) ... ok
[INFO] [stdout] test src/lib.rs - Delta<&'_mutT>::copied (line 482) ... ok
[INFO] [stdout] test src/lib.rs - Delta<T>::first (line 292) ... ok
[INFO] [stdout] test src/lib.rs - Delta<&'_mutT>::cloned (line 505) ... ok
[INFO] [stdout] test src/lib.rs - Delta<T>::identity (line 340) ... ok
[INFO] [stdout] test src/lib.rs - Delta<T>::from_option_source (line 40) ... ok
[INFO] [stdout] test src/lib.rs - Delta<T>::from_option_target (line 56) ... ok
[INFO] [stdout] test src/lib.rs - Delta<T>::as_ref (line 402) ... ok
[INFO] [stdout] test src/lib.rs - Delta<T>::is_identity (line 384) ... ok
[INFO] [stdout] test src/lib.rs - Delta<T>::is_identity_by (line 359) ... ok
[INFO] [stdout] test src/lib.rs - Delta<T>::from_options (line 77) ... ok
[INFO] [stdout] test src/lib.rs - Delta<T>::as_deref_mut (line 461) ... ok
[INFO] [stdout] test src/lib.rs - Delta<T>::last (line 308) ... ok
[INFO] [stdout] test src/lib.rs - Delta<T>::map_all (line 220) ... ok
[INFO] [stdout] test src/lib.rs - Delta<T>::resolve (line 257) ... ok
[INFO] [stdout] test src/lib.rs - Delta<T>::map_any (line 168) ... ok
[INFO] [stdout] test src/lib.rs - Delta<T>::merge (line 322) ... ok
[INFO] [stdout] test src/lib.rs - Delta<T>::map (line 143) ... ok
[INFO] [stdout] test src/lib.rs - Delta<T>::source (line 97) ... ok
[INFO] [stdout] test src/lib.rs - Delta<T>::target (line 120) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.14s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8a9744e51a3c8bdff46c3d2b7ec51b27380042ecc84d61e077fbf9befc0ae33b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a9744e51a3c8bdff46c3d2b7ec51b27380042ecc84d61e077fbf9befc0ae33b", kill_on_drop: false }`
[INFO] [stdout] 8a9744e51a3c8bdff46c3d2b7ec51b27380042ecc84d61e077fbf9befc0ae33b