[INFO] fetching crate jupyter 0.2.0... [INFO] checking jupyter-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate jupyter 0.2.0 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate jupyter 0.2.0 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 crates.io crate jupyter 0.2.0 [INFO] finished tweaking crates.io crate jupyter 0.2.0 [INFO] tweaked toml for crates.io crate jupyter 0.2.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 165 packages [INFO] [stderr] Adding base64 v0.21.7 (latest: v0.22.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.0.0) [INFO] [stderr] Adding image v0.24.9 (latest: v0.25.1) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding redox_syscall v0.4.1 (latest: v0.5.1) [INFO] [stderr] Adding svg v0.13.1 (latest: v0.16.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding windows-core v0.52.0 (latest: v0.55.0) [INFO] [stderr] Adding windows-sys v0.48.0 (latest: v0.52.0) [INFO] [stderr] Adding windows-targets v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4) [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] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded zeromq v0.3.5 [INFO] [stderr] Downloaded mathml-core v0.1.7 [INFO] [stderr] Downloaded serde-lsp v0.0.1 [INFO] [stderr] Downloaded svg v0.13.1 [INFO] [stderr] Downloaded asynchronous-codec v0.7.0 [INFO] [stderr] Downloaded latexify v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] f202e001ab64524415c8f828173f5f4e0c8464417413fd78be6489cfc1e1d7c5 [INFO] running `Command { std: "docker" "start" "-a" "f202e001ab64524415c8f828173f5f4e0c8464417413fd78be6489cfc1e1d7c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f202e001ab64524415c8f828173f5f4e0c8464417413fd78be6489cfc1e1d7c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f202e001ab64524415c8f828173f5f4e0c8464417413fd78be6489cfc1e1d7c5", kill_on_drop: false }` [INFO] [stdout] f202e001ab64524415c8f828173f5f4e0c8464417413fd78be6489cfc1e1d7c5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] e6f3702755ff5453c1532b4159f9e17df7b6b1f3718da1602a062b1210a7fa14 [INFO] running `Command { std: "docker" "start" "-a" "e6f3702755ff5453c1532b4159f9e17df7b6b1f3718da1602a062b1210a7fa14", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling autocfg v1.2.0 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling parking_lot_core v0.9.9 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking pin-project-lite v0.2.14 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Checking utf8parse v0.2.1 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Checking bytes v1.6.0 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Compiling serde_json v1.0.115 [INFO] [stderr] Checking regex-syntax v0.8.3 [INFO] [stderr] Checking subtle v2.5.0 [INFO] [stderr] Compiling async-trait v0.1.79 [INFO] [stderr] Checking anstyle-parse v0.2.3 [INFO] [stderr] Checking anstyle v1.0.6 [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Checking anstyle-query v1.0.2 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Compiling thiserror v1.0.58 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking colorchoice v1.0.0 [INFO] [stderr] Checking ryu v1.0.17 [INFO] [stderr] Checking anstream v0.6.13 [INFO] [stderr] Checking option-ext v0.2.0 [INFO] [stderr] Checking hashbrown v0.14.3 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Checking strsim v0.11.1 [INFO] [stderr] Checking itoa v1.0.11 [INFO] [stderr] Checking clap_lex v0.7.0 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking iana-time-zone v0.1.60 [INFO] [stderr] Compiling heck v0.5.0 [INFO] [stderr] Checking clap_builder v4.5.2 [INFO] [stderr] Checking crossbeam-queue v0.3.11 [INFO] [stderr] Checking cpufeatures v0.2.12 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking crossbeam-channel v0.5.12 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking unicode-segmentation v1.11.0 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking mio v0.8.11 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking socket2 v0.5.6 [INFO] [stderr] Checking dirs-sys v0.4.1 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking dashmap v5.5.3 [INFO] [stderr] Checking dirs v5.0.1 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking block-buffer v0.10.4 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking sha2 v0.10.8 [INFO] [stderr] Checking hmac v0.12.1 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Checking clap v4.5.4 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling thiserror-impl v1.0.58 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling clap_derive v4.5.4 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking asynchronous-codec v0.7.0 [INFO] [stderr] Checking tokio-util v0.7.10 [INFO] [stderr] Checking uuid v1.8.0 [INFO] [stderr] Checking chrono v0.4.37 [INFO] [stderr] Checking zeromq v0.3.5 [INFO] [stderr] Checking serde-lsp v0.0.1 [INFO] [stderr] Checking jupyter v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `JupyterKernelProtocol` is imported redundantly [INFO] [stdout] --> src/commands/start.rs:3:35 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `JupyterKernelProtocol` is already imported here [INFO] [stdout] 2 | [INFO] [stdout] 3 | use crate::{client::SealedServer, JupyterKernelProtocol}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Path` is imported redundantly [INFO] [stdout] --> src/commands/start.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `Path` is already imported here [INFO] [stdout] ... [INFO] [stdout] 8 | path::{Path, PathBuf}, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `JupyterKernelProtocol` is imported redundantly [INFO] [stdout] --> src/commands/uninstall.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `JupyterKernelProtocol` is already imported here [INFO] [stdout] 2 | use crate::JupyterKernelProtocol; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `JupyterError` is imported redundantly [INFO] [stdout] --> src/jupyter_message/der.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `JupyterError` is already imported here [INFO] [stdout] 2 | use crate::errors::JupyterError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `DateTime` is imported redundantly [INFO] [stdout] --> src/jupyter_message/der.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `DateTime` is already imported here [INFO] [stdout] 2 | use crate::errors::JupyterError; [INFO] [stdout] 3 | use chrono::DateTime; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Display` is imported redundantly [INFO] [stdout] --> src/jupyter_message/der.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `Display` is already imported here [INFO] [stdout] ... [INFO] [stdout] 8 | use std::fmt::Display; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `SerializeStruct` is imported redundantly [INFO] [stdout] --> src/jupyter_message/ser.rs:2:13 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `SerializeStruct` is already imported here [INFO] [stdout] 2 | use serde::{ser::SerializeStruct, Serializer}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Serializer` is imported redundantly [INFO] [stdout] --> src/jupyter_message/ser.rs:2:35 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `Serializer` is already imported here [INFO] [stdout] 2 | use serde::{ser::SerializeStruct, Serializer}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `JupyterKernelProtocol` is imported redundantly [INFO] [stdout] --> src/commands/start.rs:3:35 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `JupyterKernelProtocol` is already imported here [INFO] [stdout] 2 | [INFO] [stdout] 3 | use crate::{client::SealedServer, JupyterKernelProtocol}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Path` is imported redundantly [INFO] [stdout] --> src/commands/start.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `Path` is already imported here [INFO] [stdout] ... [INFO] [stdout] 8 | path::{Path, PathBuf}, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `JupyterKernelProtocol` is imported redundantly [INFO] [stdout] --> src/commands/uninstall.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `JupyterKernelProtocol` is already imported here [INFO] [stdout] 2 | use crate::JupyterKernelProtocol; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `JupyterError` is imported redundantly [INFO] [stdout] --> src/jupyter_message/der.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `JupyterError` is already imported here [INFO] [stdout] 2 | use crate::errors::JupyterError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `DateTime` is imported redundantly [INFO] [stdout] --> src/jupyter_message/der.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `DateTime` is already imported here [INFO] [stdout] 2 | use crate::errors::JupyterError; [INFO] [stdout] 3 | use chrono::DateTime; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Display` is imported redundantly [INFO] [stdout] --> src/jupyter_message/der.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `Display` is already imported here [INFO] [stdout] ... [INFO] [stdout] 8 | use std::fmt::Display; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `SerializeStruct` is imported redundantly [INFO] [stdout] --> src/jupyter_message/ser.rs:2:13 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `SerializeStruct` is already imported here [INFO] [stdout] 2 | use serde::{ser::SerializeStruct, Serializer}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Serializer` is imported redundantly [INFO] [stdout] --> src/jupyter_message/ser.rs:2:35 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `Serializer` is already imported here [INFO] [stdout] 2 | use serde::{ser::SerializeStruct, Serializer}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `restart` is never read [INFO] [stdout] --> src/jupyter_message/shutdown.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct ShutdownReply { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] 10 | /// return true if restart, or false if finally shutdown [INFO] [stdout] 11 | pub restart: bool, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ShutdownReply` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `restart` is never read [INFO] [stdout] --> src/jupyter_message/shutdown.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct ShutdownReply { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] 10 | /// return true if restart, or false if finally shutdown [INFO] [stdout] 11 | pub restart: bool, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ShutdownReply` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.53s [INFO] running `Command { std: "docker" "inspect" "e6f3702755ff5453c1532b4159f9e17df7b6b1f3718da1602a062b1210a7fa14", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e6f3702755ff5453c1532b4159f9e17df7b6b1f3718da1602a062b1210a7fa14", kill_on_drop: false }` [INFO] [stdout] e6f3702755ff5453c1532b4159f9e17df7b6b1f3718da1602a062b1210a7fa14 [INFO] checking jupyter-0.2.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate jupyter 0.2.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate jupyter 0.2.0 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate jupyter 0.2.0 [INFO] finished tweaking crates.io crate jupyter 0.2.0 [INFO] tweaked toml for crates.io crate jupyter 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 165 packages [INFO] [stderr] Adding base64 v0.21.7 (latest: v0.22.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.0.0) [INFO] [stderr] Adding image v0.24.9 (latest: v0.25.1) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding redox_syscall v0.4.1 (latest: v0.5.1) [INFO] [stderr] Adding svg v0.13.1 (latest: v0.16.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding windows-core v0.52.0 (latest: v0.55.0) [INFO] [stderr] Adding windows-sys v0.48.0 (latest: v0.52.0) [INFO] [stderr] Adding windows-targets v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5fd3c66c0845c713b54683e45a10a0757623918260fbd846f63ce6ddb4f73ce7 [INFO] running `Command { std: "docker" "start" "-a" "5fd3c66c0845c713b54683e45a10a0757623918260fbd846f63ce6ddb4f73ce7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5fd3c66c0845c713b54683e45a10a0757623918260fbd846f63ce6ddb4f73ce7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5fd3c66c0845c713b54683e45a10a0757623918260fbd846f63ce6ddb4f73ce7", kill_on_drop: false }` [INFO] [stdout] 5fd3c66c0845c713b54683e45a10a0757623918260fbd846f63ce6ddb4f73ce7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8b5e79792315852d4646f93a3711c7cd8a6c0979a0a9a8e551bbdd0a10689f04 [INFO] running `Command { std: "docker" "start" "-a" "8b5e79792315852d4646f93a3711c7cd8a6c0979a0a9a8e551bbdd0a10689f04", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling autocfg v1.2.0 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling parking_lot_core v0.9.9 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking pin-project-lite v0.2.14 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Checking utf8parse v0.2.1 [INFO] [stderr] Checking bytes v1.6.0 [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Compiling async-trait v0.1.79 [INFO] [stderr] Checking anstyle-parse v0.2.3 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking regex-syntax v0.8.3 [INFO] [stderr] Compiling serde_json v1.0.115 [INFO] [stderr] Checking colorchoice v1.0.0 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Checking subtle v2.5.0 [INFO] [stderr] Checking anstyle-query v1.0.2 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Compiling thiserror v1.0.58 [INFO] [stderr] Checking anstyle v1.0.6 [INFO] [stderr] Checking clap_lex v0.7.0 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking hashbrown v0.14.3 [INFO] [stderr] Checking ryu v1.0.17 [INFO] [stderr] Checking itoa v1.0.11 [INFO] [stderr] Checking strsim v0.11.1 [INFO] [stderr] Checking option-ext v0.2.0 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Checking anstream v0.6.13 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking iana-time-zone v0.1.60 [INFO] [stderr] Compiling heck v0.5.0 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking mio v0.8.11 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking socket2 v0.5.6 [INFO] [stderr] Checking clap_builder v4.5.2 [INFO] [stderr] Checking crossbeam-queue v0.3.11 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking dirs-sys v0.4.1 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking dashmap v5.5.3 [INFO] [stderr] Checking cpufeatures v0.2.12 [INFO] [stderr] Checking crossbeam-channel v0.5.12 [INFO] [stderr] Checking unicode-segmentation v1.11.0 [INFO] [stderr] Checking dirs v5.0.1 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking block-buffer v0.10.4 [INFO] [stderr] Checking clap v4.5.4 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Checking hmac v0.12.1 [INFO] [stderr] Checking sha2 v0.10.8 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling thiserror-impl v1.0.58 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling clap_derive v4.5.4 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking asynchronous-codec v0.7.0 [INFO] [stderr] Checking tokio-util v0.7.10 [INFO] [stderr] Checking uuid v1.8.0 [INFO] [stderr] Checking chrono v0.4.37 [INFO] [stderr] Checking zeromq v0.3.5 [INFO] [stderr] Checking serde-lsp v0.0.1 [INFO] [stderr] Checking jupyter v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `JupyterKernelProtocol` is imported redundantly [INFO] [stdout] --> src/commands/start.rs:3:35 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `JupyterKernelProtocol` is already imported here [INFO] [stdout] 2 | [INFO] [stdout] 3 | use crate::{client::SealedServer, JupyterKernelProtocol}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Path` is imported redundantly [INFO] [stdout] --> src/commands/start.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `Path` is already imported here [INFO] [stdout] ... [INFO] [stdout] 8 | path::{Path, PathBuf}, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `JupyterKernelProtocol` is imported redundantly [INFO] [stdout] --> src/commands/uninstall.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `JupyterKernelProtocol` is already imported here [INFO] [stdout] 2 | use crate::JupyterKernelProtocol; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `JupyterError` is imported redundantly [INFO] [stdout] --> src/jupyter_message/der.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `JupyterError` is already imported here [INFO] [stdout] 2 | use crate::errors::JupyterError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `DateTime` is imported redundantly [INFO] [stdout] --> src/jupyter_message/der.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `DateTime` is already imported here [INFO] [stdout] 2 | use crate::errors::JupyterError; [INFO] [stdout] 3 | use chrono::DateTime; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Display` is imported redundantly [INFO] [stdout] --> src/jupyter_message/der.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `Display` is already imported here [INFO] [stdout] ... [INFO] [stdout] 8 | use std::fmt::Display; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `SerializeStruct` is imported redundantly [INFO] [stdout] --> src/jupyter_message/ser.rs:2:13 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `SerializeStruct` is already imported here [INFO] [stdout] 2 | use serde::{ser::SerializeStruct, Serializer}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Serializer` is imported redundantly [INFO] [stdout] --> src/jupyter_message/ser.rs:2:35 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `Serializer` is already imported here [INFO] [stdout] 2 | use serde::{ser::SerializeStruct, Serializer}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `JupyterKernelProtocol` is imported redundantly [INFO] [stdout] --> src/commands/start.rs:3:35 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `JupyterKernelProtocol` is already imported here [INFO] [stdout] 2 | [INFO] [stdout] 3 | use crate::{client::SealedServer, JupyterKernelProtocol}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Path` is imported redundantly [INFO] [stdout] --> src/commands/start.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `Path` is already imported here [INFO] [stdout] ... [INFO] [stdout] 8 | path::{Path, PathBuf}, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `JupyterKernelProtocol` is imported redundantly [INFO] [stdout] --> src/commands/uninstall.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `JupyterKernelProtocol` is already imported here [INFO] [stdout] 2 | use crate::JupyterKernelProtocol; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `JupyterError` is imported redundantly [INFO] [stdout] --> src/jupyter_message/der.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `JupyterError` is already imported here [INFO] [stdout] 2 | use crate::errors::JupyterError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `DateTime` is imported redundantly [INFO] [stdout] --> src/jupyter_message/der.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `DateTime` is already imported here [INFO] [stdout] 2 | use crate::errors::JupyterError; [INFO] [stdout] 3 | use chrono::DateTime; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Display` is imported redundantly [INFO] [stdout] --> src/jupyter_message/der.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `Display` is already imported here [INFO] [stdout] ... [INFO] [stdout] 8 | use std::fmt::Display; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `SerializeStruct` is imported redundantly [INFO] [stdout] --> src/jupyter_message/ser.rs:2:13 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `SerializeStruct` is already imported here [INFO] [stdout] 2 | use serde::{ser::SerializeStruct, Serializer}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Serializer` is imported redundantly [INFO] [stdout] --> src/jupyter_message/ser.rs:2:35 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `Serializer` is already imported here [INFO] [stdout] 2 | use serde::{ser::SerializeStruct, Serializer}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: `?` couldn't convert the error to `errors::JupyterError` [INFO] [stdout] --> src/jupyter_message/mod.rs:57:112 [INFO] [stdout] | [INFO] [stdout] 57 | multipart.iter().position(|part| &part[..] == DELIMITER).ok_or_else(|| panic!("Missing delimeter"))?; [INFO] [stdout] | ^ the trait `From` is not implemented for `errors::JupyterError`, which is required by `Result: FromResidual>` [INFO] [stdout] | [INFO] [stdout] = note: the question mark operation (`?`) implicitly performs a conversion on the error value using the `From` trait [INFO] [stdout] = help: the following other types implement trait `From`: [INFO] [stdout] > [INFO] [stdout] > [INFO] [stdout] > [INFO] [stdout] > [INFO] [stdout] > [INFO] [stdout] > [INFO] [stdout] > [INFO] [stdout] > [INFO] [stdout] and 3 others [INFO] [stdout] = note: required for `Result` to implement `FromResidual>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: `?` couldn't convert the error to `errors::JupyterError` [INFO] [stdout] --> src/jupyter_message/mod.rs:57:112 [INFO] [stdout] | [INFO] [stdout] 57 | multipart.iter().position(|part| &part[..] == DELIMITER).ok_or_else(|| panic!("Missing delimeter"))?; [INFO] [stdout] | ^ the trait `From` is not implemented for `errors::JupyterError`, which is required by `Result: FromResidual>` [INFO] [stdout] | [INFO] [stdout] = note: the question mark operation (`?`) implicitly performs a conversion on the error value using the `From` trait [INFO] [stdout] = help: the following other types implement trait `From`: [INFO] [stdout] > [INFO] [stdout] > [INFO] [stdout] > [INFO] [stdout] > [INFO] [stdout] > [INFO] [stdout] > [INFO] [stdout] > [INFO] [stdout] > [INFO] [stdout] and 3 others [INFO] [stdout] = note: required for `Result` to implement `FromResidual>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `jupyter` (lib) due to 2 previous errors; 8 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 1 previous error; 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `jupyter` (lib test) due to 2 previous errors; 8 warnings emitted [INFO] running `Command { std: "docker" "inspect" "8b5e79792315852d4646f93a3711c7cd8a6c0979a0a9a8e551bbdd0a10689f04", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8b5e79792315852d4646f93a3711c7cd8a6c0979a0a9a8e551bbdd0a10689f04", kill_on_drop: false }` [INFO] [stdout] 8b5e79792315852d4646f93a3711c7cd8a6c0979a0a9a8e551bbdd0a10689f04