[INFO] fetching crate imprint 0.2.0... [INFO] checking imprint-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate imprint 0.2.0 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate imprint 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 imprint 0.2.0 [INFO] finished tweaking crates.io crate imprint 0.2.0 [INFO] tweaked toml for crates.io crate imprint 0.2.0 written to /workspace/builds/worker-2-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] Locking 19 packages [INFO] [stderr] Adding num v0.1.42 (latest: v0.4.1) [INFO] [stderr] Adding num-bigint v0.1.44 (latest: v0.4.4) [INFO] [stderr] Adding num-complex v0.1.43 (latest: v0.4.5) [INFO] [stderr] Adding num-rational v0.1.42 (latest: v0.4.1) [INFO] [stderr] Adding rand v0.4.6 (latest: v0.8.5) [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 rdrand v0.4.0 (latest: v0.8.3) [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] 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] 8f1f351cac0e140509784a114dda869bc825f7a4947a98dde73158955dc06bb1 [INFO] running `Command { std: "docker" "start" "-a" "8f1f351cac0e140509784a114dda869bc825f7a4947a98dde73158955dc06bb1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8f1f351cac0e140509784a114dda869bc825f7a4947a98dde73158955dc06bb1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f1f351cac0e140509784a114dda869bc825f7a4947a98dde73158955dc06bb1", kill_on_drop: false }` [INFO] [stdout] 8f1f351cac0e140509784a114dda869bc825f7a4947a98dde73158955dc06bb1 [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] 0f77ba669ea1bdb11f157ff2bf877b7712f5c7f8f26279b8c99d8e32cde55e6d [INFO] running `Command { std: "docker" "start" "-a" "0f77ba669ea1bdb11f157ff2bf877b7712f5c7f8f26279b8c99d8e32cde55e6d", kill_on_drop: false }` [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking num-iter v0.1.44 [INFO] [stderr] Checking num-bigint v0.1.44 [INFO] [stderr] Checking num-complex v0.1.43 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking imprint v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `PhantomData` is imported redundantly [INFO] [stdout] --> src/ix.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::marker::PhantomData; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 5 | use super::*; [INFO] [stdout] | -------- the item `PhantomData` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Deref` is imported redundantly [INFO] [stdout] --> src/ix.rs:2:16 [INFO] [stdout] | [INFO] [stdout] 2 | use std::ops::{Deref, DerefMut, Index, IndexMut}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 5 | use super::*; [INFO] [stdout] | -------- the item `Deref` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `mem` is imported redundantly [INFO] [stdout] --> src/lib.rs:427:19 [INFO] [stdout] | [INFO] [stdout] 22 | use std::{fmt, mem}; [INFO] [stdout] | --- the item `mem` is already imported here [INFO] [stdout] ... [INFO] [stdout] 427 | use std::{mem, ptr}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `PhantomData` is imported redundantly [INFO] [stdout] --> src/ix.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::marker::PhantomData; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 5 | use super::*; [INFO] [stdout] | -------- the item `PhantomData` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Deref` is imported redundantly [INFO] [stdout] --> src/ix.rs:2:16 [INFO] [stdout] | [INFO] [stdout] 2 | use std::ops::{Deref, DerefMut, Index, IndexMut}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 5 | use super::*; [INFO] [stdout] | -------- the item `Deref` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `mem` is imported redundantly [INFO] [stdout] --> src/lib.rs:427:19 [INFO] [stdout] | [INFO] [stdout] 22 | use std::{fmt, mem}; [INFO] [stdout] | --- the item `mem` is already imported here [INFO] [stdout] ... [INFO] [stdout] 427 | use std::{mem, ptr}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.32s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: num-bigint v0.1.44, num-complex v0.1.43, num-rational v0.1.42 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4` [INFO] running `Command { std: "docker" "inspect" "0f77ba669ea1bdb11f157ff2bf877b7712f5c7f8f26279b8c99d8e32cde55e6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0f77ba669ea1bdb11f157ff2bf877b7712f5c7f8f26279b8c99d8e32cde55e6d", kill_on_drop: false }` [INFO] [stdout] 0f77ba669ea1bdb11f157ff2bf877b7712f5c7f8f26279b8c99d8e32cde55e6d [INFO] checking imprint-0.2.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate imprint 0.2.0 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate imprint 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 imprint 0.2.0 [INFO] finished tweaking crates.io crate imprint 0.2.0 [INFO] tweaked toml for crates.io crate imprint 0.2.0 written to /workspace/builds/worker-2-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 19 packages [INFO] [stderr] Adding num v0.1.42 (latest: v0.4.1) [INFO] [stderr] Adding num-bigint v0.1.44 (latest: v0.4.4) [INFO] [stderr] Adding num-complex v0.1.43 (latest: v0.4.5) [INFO] [stderr] Adding num-rational v0.1.42 (latest: v0.4.1) [INFO] [stderr] Adding rand v0.4.6 (latest: v0.8.5) [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 rdrand v0.4.0 (latest: v0.8.3) [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-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dcf72c178d777d41b684df2023e4ca4714461357f97838db5d5ec6388a8df6a1 [INFO] running `Command { std: "docker" "start" "-a" "dcf72c178d777d41b684df2023e4ca4714461357f97838db5d5ec6388a8df6a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dcf72c178d777d41b684df2023e4ca4714461357f97838db5d5ec6388a8df6a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dcf72c178d777d41b684df2023e4ca4714461357f97838db5d5ec6388a8df6a1", kill_on_drop: false }` [INFO] [stdout] dcf72c178d777d41b684df2023e4ca4714461357f97838db5d5ec6388a8df6a1 [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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d5b34214d04cf52f77a09cc0cf1d835170406cd01667373b2b382cd6326412a3 [INFO] running `Command { std: "docker" "start" "-a" "d5b34214d04cf52f77a09cc0cf1d835170406cd01667373b2b382cd6326412a3", kill_on_drop: false }` [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking num-iter v0.1.44 [INFO] [stderr] Checking num-bigint v0.1.44 [INFO] [stderr] Checking num-complex v0.1.43 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking imprint v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `PhantomData` is imported redundantly [INFO] [stdout] --> src/ix.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::marker::PhantomData; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 5 | use super::*; [INFO] [stdout] | -------- the item `PhantomData` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Deref` is imported redundantly [INFO] [stdout] --> src/ix.rs:2:16 [INFO] [stdout] | [INFO] [stdout] 2 | use std::ops::{Deref, DerefMut, Index, IndexMut}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 5 | use super::*; [INFO] [stdout] | -------- the item `Deref` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `mem` is imported redundantly [INFO] [stdout] --> src/lib.rs:427:19 [INFO] [stdout] | [INFO] [stdout] 22 | use std::{fmt, mem}; [INFO] [stdout] | --- the item `mem` is already imported here [INFO] [stdout] ... [INFO] [stdout] 427 | use std::{mem, ptr}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `PhantomData` is imported redundantly [INFO] [stdout] --> src/ix.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::marker::PhantomData; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 5 | use super::*; [INFO] [stdout] | -------- the item `PhantomData` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Deref` is imported redundantly [INFO] [stdout] --> src/ix.rs:2:16 [INFO] [stdout] | [INFO] [stdout] 2 | use std::ops::{Deref, DerefMut, Index, IndexMut}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 5 | use super::*; [INFO] [stdout] | -------- the item `Deref` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `mem` is imported redundantly [INFO] [stdout] --> src/lib.rs:427:19 [INFO] [stdout] | [INFO] [stdout] 22 | use std::{fmt, mem}; [INFO] [stdout] | --- the item `mem` is already imported here [INFO] [stdout] ... [INFO] [stdout] 427 | use std::{mem, ptr}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.04s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: num-bigint v0.1.44, num-complex v0.1.43, num-rational v0.1.42 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4` [INFO] running `Command { std: "docker" "inspect" "d5b34214d04cf52f77a09cc0cf1d835170406cd01667373b2b382cd6326412a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d5b34214d04cf52f77a09cc0cf1d835170406cd01667373b2b382cd6326412a3", kill_on_drop: false }` [INFO] [stdout] d5b34214d04cf52f77a09cc0cf1d835170406cd01667373b2b382cd6326412a3