[INFO] fetching crate jupyter-client 0.1.0... [INFO] checking jupyter-client-0.1.0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] extracting crate jupyter-client 0.1.0 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate jupyter-client 0.1.0 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate jupyter-client 0.1.0 [INFO] finished tweaking crates.io crate jupyter-client 0.1.0 [INFO] tweaked toml for crates.io crate jupyter-client 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 132 packages to latest compatible versions [INFO] [stderr] Adding addr2line v0.22.0 (latest: v0.24.1) [INFO] [stderr] Adding arrayvec v0.5.2 (latest: v0.7.6) [INFO] [stderr] Adding autocfg v0.1.8 (latest: v1.3.0) [INFO] [stderr] Adding base64 v0.13.1 (latest: v0.22.1) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding blake2b_simd v0.5.11 (latest: v1.0.2) [INFO] [stderr] Adding block-buffer v0.7.3 (latest: v0.10.4) [INFO] [stderr] Adding block-padding v0.1.5 (latest: v0.3.3) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.16) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding constant_time_eq v0.1.5 (latest: v0.3.1) [INFO] [stderr] Adding crypto-mac v0.7.0 (latest: v0.11.1) [INFO] [stderr] Adding digest v0.8.1 (latest: v0.10.7) [INFO] [stderr] Adding dirs v1.0.5 (latest: v5.0.1) [INFO] [stderr] Adding env_logger v0.5.13 (latest: v0.11.5) [INFO] [stderr] Adding error-chain v0.10.0 (latest: v0.12.4) [INFO] [stderr] Adding generic-array v0.12.4 (latest: v1.1.0) [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.15) [INFO] [stderr] Adding gimli v0.29.0 (latest: v0.31.0) [INFO] [stderr] Adding glob v0.2.11 (latest: v0.3.1) [INFO] [stderr] Adding heck v0.3.3 (latest: v0.5.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.4.0) [INFO] [stderr] Adding hex v0.3.2 (latest: v0.4.3) [INFO] [stderr] Adding hmac v0.7.1 (latest: v0.12.1) [INFO] [stderr] Adding humantime v1.3.0 (latest: v2.1.0) [INFO] [stderr] Adding miniz_oxide v0.7.4 (latest: v0.8.0) [INFO] [stderr] Adding opaque-debug v0.2.3 (latest: v0.3.1) [INFO] [stderr] Adding proc-macro2 v0.4.30 (latest: v1.0.86) [INFO] [stderr] Adding quick-error v1.2.3 (latest: v2.0.1) [INFO] [stderr] Adding quote v0.6.13 (latest: v1.0.37) [INFO] [stderr] Adding rand v0.6.5 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.1.1 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.1.0 (latest: v0.3.2) [INFO] [stderr] Adding rand_isaac v0.1.1 (latest: v0.3.0) [INFO] [stderr] Adding rand_jitter v0.1.4 (latest: v0.4.0) [INFO] [stderr] Adding rand_os v0.1.3 (latest: v0.2.2) [INFO] [stderr] Adding rand_pcg v0.1.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_xorshift v0.1.1 (latest: v0.3.0) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding redox_syscall v0.1.57 (latest: v0.5.3) [INFO] [stderr] Adding redox_users v0.3.5 (latest: v0.4.6) [INFO] [stderr] Adding rust-argon2 v0.8.3 (latest: v2.1.0) [INFO] [stderr] Adding sha2 v0.8.2 (latest: v0.10.8) [INFO] [stderr] Adding strsim v0.8.0 (latest: v0.11.1) [INFO] [stderr] Adding structopt v0.2.18 (latest: v0.3.26) [INFO] [stderr] Adding structopt-derive v0.2.18 (latest: v0.4.18) [INFO] [stderr] Adding subtle v1.0.0 (latest: v2.6.1) [INFO] [stderr] Adding syn v0.15.44 (latest: v2.0.77) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [INFO] [stderr] Adding synstructure v0.12.6 (latest: v0.13.1) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] [stderr] Adding toml v0.2.1 (latest: v0.8.19) [INFO] [stderr] Adding unicode-xid v0.1.0 (latest: v0.2.5) [INFO] [stderr] Adding uuid v0.7.4 (latest: v1.10.0) [INFO] [stderr] Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding windows-core v0.52.0 (latest: v0.58.0) [INFO] [stderr] Adding zmq v0.8.3 (latest: v0.10.0) [INFO] [stderr] Adding zmq-sys v0.8.3 (latest: v0.12.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [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 zmq-sys v0.8.3 [INFO] [stderr] Downloaded zmq v0.8.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1930dd195864345c3179872b114bde3d3b15b5d8c07f10d5621940f3295d6988 [INFO] running `Command { std: "docker" "start" "-a" "1930dd195864345c3179872b114bde3d3b15b5d8c07f10d5621940f3295d6988", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1930dd195864345c3179872b114bde3d3b15b5d8c07f10d5621940f3295d6988", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1930dd195864345c3179872b114bde3d3b15b5d8c07f10d5621940f3295d6988", kill_on_drop: false }` [INFO] [stdout] 1930dd195864345c3179872b114bde3d3b15b5d8c07f10d5621940f3295d6988 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8a9335f6529beb47ba867c531aa14bd602c7a156eeab9a0badfb271000d360a5 [INFO] running `Command { std: "docker" "start" "-a" "8a9335f6529beb47ba867c531aa14bd602c7a156eeab9a0badfb271000d360a5", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling error-chain v0.10.0 [INFO] [stderr] Compiling toml v0.2.1 [INFO] [stderr] Compiling pkg-config v0.3.30 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking generic-array v0.12.4 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling metadeps v1.1.2 [INFO] [stderr] Compiling serde v1.0.209 [INFO] [stderr] Compiling unicode-xid v0.2.5 [INFO] [stderr] Checking byte-tools v0.3.1 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking block-padding v0.1.5 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking object v0.36.4 [INFO] [stderr] Compiling zmq-sys v0.8.3 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking rand_chacha v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking unicode-width v0.1.13 [INFO] [stderr] Checking subtle v1.0.0 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Compiling unicode-segmentation v1.11.0 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Compiling zmq v0.8.3 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking crypto-mac v0.7.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking opaque-debug v0.2.3 [INFO] [stderr] Checking fake-simd v0.1.2 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking sha2 v0.8.2 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking chrono v0.4.38 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking hmac v0.7.1 [INFO] [stderr] Checking dirs v1.0.5 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Checking hex v0.3.2 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Checking glob v0.2.11 [INFO] [stderr] Checking serde_json v1.0.127 [INFO] [stderr] Checking backtrace v0.3.73 [INFO] [stderr] Checking structopt v0.2.18 [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking env_logger v0.5.13 [INFO] [stderr] Checking jupyter-client v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `stdin_port`, `signature_scheme`, and `kernel_name` are never read [INFO] [stdout] --> src/connection_config.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct ConnectionConfig { [INFO] [stdout] | ---------------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 8 | pub stdin_port: u32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 14 | pub signature_scheme: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] 15 | pub kernel_name: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ConnectionConfig` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `stdin_port`, `signature_scheme`, and `kernel_name` are never read [INFO] [stdout] --> src/connection_config.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct ConnectionConfig { [INFO] [stdout] | ---------------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 8 | pub stdin_port: u32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 14 | pub signature_scheme: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] 15 | pub kernel_name: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ConnectionConfig` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 40.69s [INFO] running `Command { std: "docker" "inspect" "8a9335f6529beb47ba867c531aa14bd602c7a156eeab9a0badfb271000d360a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a9335f6529beb47ba867c531aa14bd602c7a156eeab9a0badfb271000d360a5", kill_on_drop: false }` [INFO] [stdout] 8a9335f6529beb47ba867c531aa14bd602c7a156eeab9a0badfb271000d360a5