[INFO] fetching crate zulip_rs 0.2.0...
[INFO] testing zulip_rs-0.2.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate zulip_rs 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate zulip_rs 0.2.0
[INFO] finished tweaking crates.io crate zulip_rs 0.2.0
[INFO] tweaked toml for crates.io crate zulip_rs 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate zulip_rs 0.2.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 275 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding httpmock v0.5.8 (available: v0.8.3)
[INFO] [stderr]       Adding reqwest v0.11.27 (available: v0.13.2)
[INFO] [stderr]       Adding serde_qs v0.8.5 (available: v1.1.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 33b492a2c3e4a6ccf187b36e59008e8ef5e62bbe28440c763fc85cef0bdb382b
[INFO] running `Command { std: "docker" "start" "-a" "33b492a2c3e4a6ccf187b36e59008e8ef5e62bbe28440c763fc85cef0bdb382b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33b492a2c3e4a6ccf187b36e59008e8ef5e62bbe28440c763fc85cef0bdb382b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33b492a2c3e4a6ccf187b36e59008e8ef5e62bbe28440c763fc85cef0bdb382b", kill_on_drop: false }`
[INFO] [stdout] 33b492a2c3e4a6ccf187b36e59008e8ef5e62bbe28440c763fc85cef0bdb382b
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd45e154c5d56ddb06e7fd19283774b7cf33253fccf12f6be5759617deaf21b5
[INFO] running `Command { std: "docker" "start" "-a" "fd45e154c5d56ddb06e7fd19283774b7cf33253fccf12f6be5759617deaf21b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling value-bag v1.12.0
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling mio v1.2.0
[INFO] [stderr]    Compiling socket2 v0.6.3
[INFO] [stderr]    Compiling zerovec-derive v0.11.3
[INFO] [stderr]    Compiling tokio-macros v2.7.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling zerofrom-derive v0.1.7
[INFO] [stderr]    Compiling yoke-derive v0.8.2
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling pest_generator v2.8.6
[INFO] [stderr]    Compiling openssl v0.10.78
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling tokio v1.52.1
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling zerofrom v0.1.7
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling pest_derive v2.8.6
[INFO] [stderr]    Compiling yoke v0.8.2
[INFO] [stderr]    Compiling serde_qs v0.8.5
[INFO] [stderr]    Compiling zerovec v0.11.6
[INFO] [stderr]    Compiling zerotrie v0.2.4
[INFO] [stderr]    Compiling tinystr v0.8.3
[INFO] [stderr]    Compiling potential_utf v0.1.5
[INFO] [stderr]    Compiling icu_collections v2.2.0
[INFO] [stderr]    Compiling icu_locale_core v2.2.0
[INFO] [stderr]    Compiling icu_provider v2.2.0
[INFO] [stderr]    Compiling icu_normalizer v2.2.0
[INFO] [stderr]    Compiling icu_properties v2.2.0
[INFO] [stderr]    Compiling native-tls v0.2.18
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling url v2.5.8
[INFO] [stderr]    Compiling tokio-util v0.7.18
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling h2 v0.3.27
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.27
[INFO] [stderr]    Compiling zulip_rs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `code` and `msg` are never read
[INFO] [stdout]   --> src/lib.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct CommonMessageError {
[INFO] [stdout]    |            ------------------ fields in this struct
[INFO] [stdout] 18 |     code: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 19 |     msg: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CommonMessageError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `code` and `msg` are never read
[INFO] [stdout]    --> src/message.rs:157:5
[INFO] [stdout]     |
[INFO] [stdout] 156 | pub struct DeleteMessageError {
[INFO] [stdout]     |            ------------------ fields in this struct
[INFO] [stdout] 157 |     code: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 158 |     msg: String,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `DeleteMessageError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.60s
[INFO] running `Command { std: "docker" "inspect" "fd45e154c5d56ddb06e7fd19283774b7cf33253fccf12f6be5759617deaf21b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd45e154c5d56ddb06e7fd19283774b7cf33253fccf12f6be5759617deaf21b5", kill_on_drop: false }`
[INFO] [stdout] fd45e154c5d56ddb06e7fd19283774b7cf33253fccf12f6be5759617deaf21b5
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3cc80ea56793037dfe2e4f045256b9449187317a24a7979c833cd54c31927cd7
[INFO] running `Command { std: "docker" "start" "-a" "3cc80ea56793037dfe2e4f045256b9449187317a24a7979c833cd54c31927cd7", kill_on_drop: false }`
[INFO] [stderr]    Compiling fastrand v2.4.1
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.13+1.68.1
[INFO] [stderr]    Compiling libz-sys v1.1.28
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling async-io v2.6.0
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling curl-sys v0.4.87+curl-8.19.0
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling siphasher v1.0.2
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling futures-lite v2.6.1
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling piper v0.2.5
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling ena v0.14.4
[INFO] [stderr]    Compiling string_cache v0.8.9
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling pico-args v0.5.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.11
[INFO] [stderr]    Compiling curl v0.4.49
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling async-channel v2.5.0
[INFO] [stderr]    Compiling async-lock v3.4.2
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling isahc v1.8.1
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling async-channel v1.9.0
[INFO] [stderr]    Compiling castaway v0.2.4
[INFO] [stderr]    Compiling waker-fn v1.2.0
[INFO] [stderr]    Compiling sluice v0.6.0
[INFO] [stderr]    Compiling assert-json-diff v2.0.2
[INFO] [stderr]    Compiling levenshtein v1.0.5
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stdout] warning: fields `code` and `msg` are never read
[INFO] [stdout]   --> src/lib.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct CommonMessageError {
[INFO] [stdout]    |            ------------------ fields in this struct
[INFO] [stdout] 18 |     code: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 19 |     msg: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CommonMessageError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `code` and `msg` are never read
[INFO] [stdout]    --> src/message.rs:157:5
[INFO] [stdout]     |
[INFO] [stdout] 156 | pub struct DeleteMessageError {
[INFO] [stdout]     |            ------------------ fields in this struct
[INFO] [stdout] 157 |     code: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 158 |     msg: String,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `DeleteMessageError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling async-executor v1.14.0
[INFO] [stderr]    Compiling blocking v1.6.2
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling pin-project v1.1.11
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling lalrpop-util v0.20.2
[INFO] [stderr]    Compiling lalrpop v0.20.2
[INFO] [stderr]    Compiling serde_regex v1.1.0
[INFO] [stderr]    Compiling polling v3.11.0
[INFO] [stderr]    Compiling async-signal v0.2.14
[INFO] [stderr]    Compiling async-global-executor v2.4.1
[INFO] [stderr]    Compiling async-process v2.5.0
[INFO] [stderr]    Compiling async-std v1.13.2
[INFO] [stderr]    Compiling async-object-pool v0.1.5
[INFO] [stderr]    Compiling basic-cookies v0.1.5
[INFO] [stderr]    Compiling httpmock v0.5.8
[INFO] [stdout] error[E0432]: unresolved import `regex::internal`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/httpmock-0.5.8/src/server/mod.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | use regex::internal::Input;
[INFO] [stdout]    |            ^^^^^^^^ could not find `internal` in `regex`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `httpmock` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "3cc80ea56793037dfe2e4f045256b9449187317a24a7979c833cd54c31927cd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cc80ea56793037dfe2e4f045256b9449187317a24a7979c833cd54c31927cd7", kill_on_drop: false }`
[INFO] [stdout] 3cc80ea56793037dfe2e4f045256b9449187317a24a7979c833cd54c31927cd7