[INFO] cloning repository https://github.com/seppo0010/minisearch-indexrs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/seppo0010/minisearch-indexrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseppo0010%2Fminisearch-indexrs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseppo0010%2Fminisearch-indexrs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c86e129bf5fc3bb36a09ae8d6aefcee92a29363e
[INFO] checking seppo0010/minisearch-indexrs against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseppo0010%2Fminisearch-indexrs" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/seppo0010/minisearch-indexrs on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/seppo0010/minisearch-indexrs
[INFO] finished tweaking git repo https://github.com/seppo0010/minisearch-indexrs
[INFO] tweaked toml for git repo https://github.com/seppo0010/minisearch-indexrs written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/seppo0010/minisearch-indexrs 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded assert-json-diff v2.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bf698f3646dfcaba27e567c82205f9842489063d59480cfffd7cefd5eb9b34b4
[INFO] running `Command { std: "docker" "start" "-a" "bf698f3646dfcaba27e567c82205f9842489063d59480cfffd7cefd5eb9b34b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf698f3646dfcaba27e567c82205f9842489063d59480cfffd7cefd5eb9b34b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf698f3646dfcaba27e567c82205f9842489063d59480cfffd7cefd5eb9b34b4", kill_on_drop: false }`
[INFO] [stdout] bf698f3646dfcaba27e567c82205f9842489063d59480cfffd7cefd5eb9b34b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20b2592a15970f5d836e56dd05f2a753958ad041f4d9ae1334fd4c32d81f14ec
[INFO] running `Command { std: "docker" "start" "-a" "20b2592a15970f5d836e56dd05f2a753958ad041f4d9ae1334fd4c32d81f14ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.15
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking patricia_tree v0.3.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking object v0.27.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking console v0.15.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]     Checking indicatif v0.16.2
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking structopt v0.3.25
[INFO] [stderr]     Checking serde v1.0.130
[INFO] [stderr]     Checking serde_json v1.0.68
[INFO] [stderr]     Checking serde_test v1.0.130
[INFO] [stderr]     Checking assert-json-diff v2.0.1
[INFO] [stderr]     Checking minisearch-indexrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::<T, N>::new`: use `IntoIterator::into_iter` instead
[INFO] [stdout]    --> src/index.rs:217:58
[INFO] [stdout]     |
[INFO] [stdout] 217 |                     HashMap::<_, _>::from_iter(IntoIter::new([(
[INFO] [stdout]     |                                                          ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::<T, N>::new`: use `IntoIterator::into_iter` instead
[INFO] [stdout]    --> src/index.rs:224:58
[INFO] [stdout]     |
[INFO] [stdout] 224 |                     HashMap::<_, _>::from_iter(IntoIter::new([(
[INFO] [stdout]     |                                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::<T, N>::new`: use `IntoIterator::into_iter` instead
[INFO] [stdout]    --> src/serializer.rs:153:69
[INFO] [stdout]     |
[INFO] [stdout] 153 |         let field_length_src = HashMap::<_, _>::from_iter(IntoIter::new([
[INFO] [stdout]     |                                                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::<T, N>::new`: use `IntoIterator::into_iter` instead
[INFO] [stdout]    --> src/serializer.rs:154:54
[INFO] [stdout]     |
[INFO] [stdout] 154 |             (1, HashMap::<_, _>::from_iter(IntoIter::new([(1, 4)]))),
[INFO] [stdout]     |                                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::<T, N>::new`: use `IntoIterator::into_iter` instead
[INFO] [stdout]    --> src/serializer.rs:157:54
[INFO] [stdout]     |
[INFO] [stdout] 157 |                 HashMap::<_, _>::from_iter(IntoIter::new([(1, 5), (2, 6)])),
[INFO] [stdout]     |                                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.63s
[INFO] running `Command { std: "docker" "inspect" "20b2592a15970f5d836e56dd05f2a753958ad041f4d9ae1334fd4c32d81f14ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20b2592a15970f5d836e56dd05f2a753958ad041f4d9ae1334fd4c32d81f14ec", kill_on_drop: false }`
[INFO] [stdout] 20b2592a15970f5d836e56dd05f2a753958ad041f4d9ae1334fd4c32d81f14ec
[INFO] checking seppo0010/minisearch-indexrs against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseppo0010%2Fminisearch-indexrs" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/seppo0010/minisearch-indexrs on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/seppo0010/minisearch-indexrs
[INFO] finished tweaking git repo https://github.com/seppo0010/minisearch-indexrs
[INFO] tweaked toml for git repo https://github.com/seppo0010/minisearch-indexrs written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/seppo0010/minisearch-indexrs 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a13644c2096a3b1d170978c3fd9741324c003c20f635d8bbc6219d694f83bd2
[INFO] running `Command { std: "docker" "start" "-a" "0a13644c2096a3b1d170978c3fd9741324c003c20f635d8bbc6219d694f83bd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a13644c2096a3b1d170978c3fd9741324c003c20f635d8bbc6219d694f83bd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a13644c2096a3b1d170978c3fd9741324c003c20f635d8bbc6219d694f83bd2", kill_on_drop: false }`
[INFO] [stdout] 0a13644c2096a3b1d170978c3fd9741324c003c20f635d8bbc6219d694f83bd2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56d6bdd24f485d900daa7d1ff09c0da658853dd0f289935882f29a63f4a0b777
[INFO] running `Command { std: "docker" "start" "-a" "56d6bdd24f485d900daa7d1ff09c0da658853dd0f289935882f29a63f4a0b777", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.15
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking patricia_tree v0.3.1
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking object v0.27.1
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking console v0.15.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]     Checking indicatif v0.16.2
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking structopt v0.3.25
[INFO] [stderr]     Checking serde v1.0.130
[INFO] [stderr]     Checking serde_json v1.0.68
[INFO] [stderr]     Checking serde_test v1.0.130
[INFO] [stderr]     Checking assert-json-diff v2.0.1
[INFO] [stderr]     Checking minisearch-indexrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::<T, N>::new`: use `IntoIterator::into_iter` instead
[INFO] [stdout]    --> src/index.rs:217:58
[INFO] [stdout]     |
[INFO] [stdout] 217 |                     HashMap::<_, _>::from_iter(IntoIter::new([(
[INFO] [stdout]     |                                                          ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::<T, N>::new`: use `IntoIterator::into_iter` instead
[INFO] [stdout]    --> src/index.rs:224:58
[INFO] [stdout]     |
[INFO] [stdout] 224 |                     HashMap::<_, _>::from_iter(IntoIter::new([(
[INFO] [stdout]     |                                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::<T, N>::new`: use `IntoIterator::into_iter` instead
[INFO] [stdout]    --> src/serializer.rs:153:69
[INFO] [stdout]     |
[INFO] [stdout] 153 |         let field_length_src = HashMap::<_, _>::from_iter(IntoIter::new([
[INFO] [stdout]     |                                                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::<T, N>::new`: use `IntoIterator::into_iter` instead
[INFO] [stdout]    --> src/serializer.rs:154:54
[INFO] [stdout]     |
[INFO] [stdout] 154 |             (1, HashMap::<_, _>::from_iter(IntoIter::new([(1, 4)]))),
[INFO] [stdout]     |                                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::<T, N>::new`: use `IntoIterator::into_iter` instead
[INFO] [stdout]    --> src/serializer.rs:157:54
[INFO] [stdout]     |
[INFO] [stdout] 157 |                 HashMap::<_, _>::from_iter(IntoIter::new([(1, 5), (2, 6)])),
[INFO] [stdout]     |                                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.72s
[INFO] running `Command { std: "docker" "inspect" "56d6bdd24f485d900daa7d1ff09c0da658853dd0f289935882f29a63f4a0b777", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56d6bdd24f485d900daa7d1ff09c0da658853dd0f289935882f29a63f4a0b777", kill_on_drop: false }`
[INFO] [stdout] 56d6bdd24f485d900daa7d1ff09c0da658853dd0f289935882f29a63f4a0b777