[INFO] fetching crate spring83 0.0.1... [INFO] checking spring83-0.0.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate spring83 0.0.1 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate spring83 0.0.1 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 spring83 0.0.1 [INFO] finished tweaking crates.io crate spring83 0.0.1 [INFO] tweaked toml for crates.io crate spring83 0.0.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate crates.io crate spring83 0.0.1 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] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded zeroize_derive v1.3.2 [INFO] [stderr] Downloaded unicode-ident v1.0.4 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.83 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.83 [INFO] [stderr] Downloaded iana-time-zone v0.1.48 [INFO] [stderr] Downloaded once_cell v1.15.0 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.83 [INFO] [stderr] Downloaded js-sys v0.3.60 [INFO] [stderr] Downloaded wasm-bindgen v0.2.83 [INFO] [stderr] Downloaded syn v1.0.100 [INFO] [stderr] Downloaded libc v0.2.133 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.83 [INFO] [stderr] Downloaded signature v1.6.3 [INFO] [stderr] Downloaded ed25519 v1.5.2 [INFO] [stderr] Downloaded cpufeatures v0.2.5 [INFO] [stderr] Downloaded generic-array v0.14.6 [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] 30d2d62d0ae8aafba82c815a313c8e62d17784d9f72cf9a085c7b1dca29fea90 [INFO] running `Command { std: "docker" "start" "-a" "30d2d62d0ae8aafba82c815a313c8e62d17784d9f72cf9a085c7b1dca29fea90", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "30d2d62d0ae8aafba82c815a313c8e62d17784d9f72cf9a085c7b1dca29fea90", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "30d2d62d0ae8aafba82c815a313c8e62d17784d9f72cf9a085c7b1dca29fea90", kill_on_drop: false }` [INFO] [stdout] 30d2d62d0ae8aafba82c815a313c8e62d17784d9f72cf9a085c7b1dca29fea90 [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] f357af9487f95d69594aefd8c7e43aa06d82202ac480c982be5f91bfc39874d3 [INFO] running `Command { std: "docker" "start" "-a" "f357af9487f95d69594aefd8c7e43aa06d82202ac480c982be5f91bfc39874d3", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.133 [INFO] [stderr] Compiling proc-macro2 v1.0.43 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling unicode-ident v1.0.4 [INFO] [stderr] Compiling generic-array v0.14.6 [INFO] [stderr] Compiling syn v1.0.100 [INFO] [stderr] Compiling serde v1.0.144 [INFO] [stderr] Checking subtle v2.4.1 [INFO] [stderr] Checking signature v1.6.3 [INFO] [stderr] Checking cpufeatures v0.2.5 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking ed25519 v1.5.2 [INFO] [stderr] Checking iana-time-zone v0.1.48 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking sha2 v0.9.9 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking chrono v0.4.22 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling zeroize_derive v1.3.2 [INFO] [stderr] Checking zeroize v1.3.0 [INFO] [stderr] Checking curve25519-dalek v3.2.1 [INFO] [stderr] Checking ed25519-dalek v1.0.1 [INFO] [stderr] Checking spring83 v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `NaiveDate` is imported redundantly [INFO] [stdout] --> src/main.rs:2:22 [INFO] [stdout] | [INFO] [stdout] 1 | use chrono::prelude::*; [INFO] [stdout] | ------------------ the item `NaiveDate` is already imported here [INFO] [stdout] 2 | use chrono::{Months, NaiveDate, Utc}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Utc` is imported redundantly [INFO] [stdout] --> src/main.rs:2:33 [INFO] [stdout] | [INFO] [stdout] 1 | use chrono::prelude::*; [INFO] [stdout] | ------------------ the item `Utc` is already imported here [INFO] [stdout] 2 | use chrono::{Months, NaiveDate, Utc}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `NaiveDate` is imported redundantly [INFO] [stdout] --> src/main.rs:2:22 [INFO] [stdout] | [INFO] [stdout] 1 | use chrono::prelude::*; [INFO] [stdout] | ------------------ the item `NaiveDate` is already imported here [INFO] [stdout] 2 | use chrono::{Months, NaiveDate, Utc}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Utc` is imported redundantly [INFO] [stdout] --> src/main.rs:2:33 [INFO] [stdout] | [INFO] [stdout] 1 | use chrono::prelude::*; [INFO] [stdout] | ------------------ the item `Utc` is already imported here [INFO] [stdout] 2 | use chrono::{Months, NaiveDate, Utc}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.16s [INFO] running `Command { std: "docker" "inspect" "f357af9487f95d69594aefd8c7e43aa06d82202ac480c982be5f91bfc39874d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f357af9487f95d69594aefd8c7e43aa06d82202ac480c982be5f91bfc39874d3", kill_on_drop: false }` [INFO] [stdout] f357af9487f95d69594aefd8c7e43aa06d82202ac480c982be5f91bfc39874d3 [INFO] checking spring83-0.0.1 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate spring83 0.0.1 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate spring83 0.0.1 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 spring83 0.0.1 [INFO] finished tweaking crates.io crate spring83 0.0.1 [INFO] tweaked toml for crates.io crate spring83 0.0.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate crates.io crate spring83 0.0.1 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" "+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] a0449ee0997103434c8bd59ee34462bfaf5fe920fcd54512b7e07ab8ae561fb7 [INFO] running `Command { std: "docker" "start" "-a" "a0449ee0997103434c8bd59ee34462bfaf5fe920fcd54512b7e07ab8ae561fb7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a0449ee0997103434c8bd59ee34462bfaf5fe920fcd54512b7e07ab8ae561fb7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a0449ee0997103434c8bd59ee34462bfaf5fe920fcd54512b7e07ab8ae561fb7", kill_on_drop: false }` [INFO] [stdout] a0449ee0997103434c8bd59ee34462bfaf5fe920fcd54512b7e07ab8ae561fb7 [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] 0510c2197cf7a84c10cb5fc89b5c03572fbd128ea93bb21c7858def2c02bcdb3 [INFO] running `Command { std: "docker" "start" "-a" "0510c2197cf7a84c10cb5fc89b5c03572fbd128ea93bb21c7858def2c02bcdb3", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.133 [INFO] [stderr] Compiling proc-macro2 v1.0.43 [INFO] [stderr] Compiling unicode-ident v1.0.4 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling generic-array v0.14.6 [INFO] [stderr] Compiling syn v1.0.100 [INFO] [stderr] Compiling serde v1.0.144 [INFO] [stderr] Checking signature v1.6.3 [INFO] [stderr] Checking subtle v2.4.1 [INFO] [stderr] Checking cpufeatures v0.2.5 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking ed25519 v1.5.2 [INFO] [stderr] Checking iana-time-zone v0.1.48 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking sha2 v0.9.9 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking chrono v0.4.22 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling zeroize_derive v1.3.2 [INFO] [stderr] Checking zeroize v1.3.0 [INFO] [stderr] Checking curve25519-dalek v3.2.1 [INFO] [stderr] Checking ed25519-dalek v1.0.1 [INFO] [stderr] Checking spring83 v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `NaiveDate` is imported redundantly [INFO] [stdout] --> src/main.rs:2:22 [INFO] [stdout] | [INFO] [stdout] 1 | use chrono::prelude::*; [INFO] [stdout] | ------------------ the item `NaiveDate` is already imported here [INFO] [stdout] 2 | use chrono::{Months, NaiveDate, Utc}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Utc` is imported redundantly [INFO] [stdout] --> src/main.rs:2:33 [INFO] [stdout] | [INFO] [stdout] 1 | use chrono::prelude::*; [INFO] [stdout] | ------------------ the item `Utc` is already imported here [INFO] [stdout] 2 | use chrono::{Months, NaiveDate, Utc}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `NaiveDate` is imported redundantly [INFO] [stdout] --> src/main.rs:2:22 [INFO] [stdout] | [INFO] [stdout] 1 | use chrono::prelude::*; [INFO] [stdout] | ------------------ the item `NaiveDate` is already imported here [INFO] [stdout] 2 | use chrono::{Months, NaiveDate, Utc}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Utc` is imported redundantly [INFO] [stdout] --> src/main.rs:2:33 [INFO] [stdout] | [INFO] [stdout] 1 | use chrono::prelude::*; [INFO] [stdout] | ------------------ the item `Utc` is already imported here [INFO] [stdout] 2 | use chrono::{Months, NaiveDate, Utc}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.67s [INFO] running `Command { std: "docker" "inspect" "0510c2197cf7a84c10cb5fc89b5c03572fbd128ea93bb21c7858def2c02bcdb3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0510c2197cf7a84c10cb5fc89b5c03572fbd128ea93bb21c7858def2c02bcdb3", kill_on_drop: false }` [INFO] [stdout] 0510c2197cf7a84c10cb5fc89b5c03572fbd128ea93bb21c7858def2c02bcdb3