[INFO] fetching crate num-bigfloat 1.7.0...
[INFO] checking num-bigfloat-1.7.0 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-2
[INFO] extracting crate num-bigfloat 1.7.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate num-bigfloat 1.7.0 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate num-bigfloat 1.7.0
[INFO] finished tweaking crates.io crate num-bigfloat 1.7.0
[INFO] tweaked toml for crates.io crate num-bigfloat 1.7.0 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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 20 packages
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f2599fcf6b0ffaed9e4ac722aa48bbe2e11b784f2ae785b7e0c82c3d43347dee
[INFO] running `Command { std: "docker" "start" "-a" "f2599fcf6b0ffaed9e4ac722aa48bbe2e11b784f2ae785b7e0c82c3d43347dee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2599fcf6b0ffaed9e4ac722aa48bbe2e11b784f2ae785b7e0c82c3d43347dee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2599fcf6b0ffaed9e4ac722aa48bbe2e11b784f2ae785b7e0c82c3d43347dee", kill_on_drop: false }`
[INFO] [stdout] f2599fcf6b0ffaed9e4ac722aa48bbe2e11b784f2ae785b7e0c82c3d43347dee
[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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50d632e7315f0f2f7a452198b8bde206911e65327cdd32ac34850916dc77c6c6
[INFO] running `Command { std: "docker" "start" "-a" "50d632e7315f0f2f7a452198b8bde206911e65327cdd32ac34850916dc77c6c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking num-bigfloat v1.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Eq` is imported redundantly
[INFO] [stdout]     --> src/ext.rs:1346:9
[INFO] [stdout]      |
[INFO] [stdout] 1346 |         cmp::Eq, cmp::Ordering, cmp::PartialEq, cmp::PartialOrd, fmt::Display, fmt::Formatter,
[INFO] [stdout]      |         ^^^^^^^
[INFO] [stdout]     --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]      |
[INFO] [stdout]      = note: the item `Eq` is already defined here
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `PartialEq` is imported redundantly
[INFO] [stdout]     --> src/ext.rs:1346:33
[INFO] [stdout]      |
[INFO] [stdout] 1346 |         cmp::Eq, cmp::Ordering, cmp::PartialEq, cmp::PartialOrd, fmt::Display, fmt::Formatter,
[INFO] [stdout]      |                                 ^^^^^^^^^^^^^^
[INFO] [stdout]     --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]      |
[INFO] [stdout]      = note: the item `PartialEq` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `PartialOrd` is imported redundantly
[INFO] [stdout]     --> src/ext.rs:1346:49
[INFO] [stdout]      |
[INFO] [stdout] 1346 |         cmp::Eq, cmp::Ordering, cmp::PartialEq, cmp::PartialOrd, fmt::Display, fmt::Formatter,
[INFO] [stdout]      |                                                 ^^^^^^^^^^^^^^^
[INFO] [stdout]     --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]      |
[INFO] [stdout]      = note: the item `PartialOrd` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Eq` is imported redundantly
[INFO] [stdout]     --> src/ext.rs:1346:9
[INFO] [stdout]      |
[INFO] [stdout] 1346 |         cmp::Eq, cmp::Ordering, cmp::PartialEq, cmp::PartialOrd, fmt::Display, fmt::Formatter,
[INFO] [stdout]      |         ^^^^^^^
[INFO] [stdout]     --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]      |
[INFO] [stdout]      = note: the item `Eq` is already defined here
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `PartialEq` is imported redundantly
[INFO] [stdout]     --> src/ext.rs:1346:33
[INFO] [stdout]      |
[INFO] [stdout] 1346 |         cmp::Eq, cmp::Ordering, cmp::PartialEq, cmp::PartialOrd, fmt::Display, fmt::Formatter,
[INFO] [stdout]      |                                 ^^^^^^^^^^^^^^
[INFO] [stdout]     --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]      |
[INFO] [stdout]      = note: the item `PartialEq` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `PartialOrd` is imported redundantly
[INFO] [stdout]     --> src/ext.rs:1346:49
[INFO] [stdout]      |
[INFO] [stdout] 1346 |         cmp::Eq, cmp::Ordering, cmp::PartialEq, cmp::PartialOrd, fmt::Display, fmt::Formatter,
[INFO] [stdout]      |                                                 ^^^^^^^^^^^^^^^
[INFO] [stdout]     --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]      |
[INFO] [stdout]      = note: the item `PartialOrd` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `RoundingMode` is imported redundantly
[INFO] [stdout]     --> src/ext.rs:1669:9
[INFO] [stdout]      |
[INFO] [stdout] 1667 |     use super::*;
[INFO] [stdout]      |         -------- the item `RoundingMode` is already imported here
[INFO] [stdout] 1668 |     use crate::defs::{
[INFO] [stdout] 1669 |         RoundingMode, DECIMAL_PARTS, I128_MAX, I128_MIN, I64_MAX, I64_MIN, U128_MAX, U64_MAX,
[INFO] [stdout]      |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `DECIMAL_PARTS` is imported redundantly
[INFO] [stdout]     --> src/ext.rs:1669:23
[INFO] [stdout]      |
[INFO] [stdout] 1667 |     use super::*;
[INFO] [stdout]      |         -------- the item `DECIMAL_PARTS` is already imported here
[INFO] [stdout] 1668 |     use crate::defs::{
[INFO] [stdout] 1669 |         RoundingMode, DECIMAL_PARTS, I128_MAX, I128_MIN, I64_MAX, I64_MIN, U128_MAX, U64_MAX,
[INFO] [stdout]      |                       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `I128_MAX` is imported redundantly
[INFO] [stdout]     --> src/ext.rs:1669:38
[INFO] [stdout]      |
[INFO] [stdout] 1667 |     use super::*;
[INFO] [stdout]      |         -------- the item `I128_MAX` is already imported here
[INFO] [stdout] 1668 |     use crate::defs::{
[INFO] [stdout] 1669 |         RoundingMode, DECIMAL_PARTS, I128_MAX, I128_MIN, I64_MAX, I64_MIN, U128_MAX, U64_MAX,
[INFO] [stdout]      |                                      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `I128_MIN` is imported redundantly
[INFO] [stdout]     --> src/ext.rs:1669:48
[INFO] [stdout]      |
[INFO] [stdout] 1667 |     use super::*;
[INFO] [stdout]      |         -------- the item `I128_MIN` is already imported here
[INFO] [stdout] 1668 |     use crate::defs::{
[INFO] [stdout] 1669 |         RoundingMode, DECIMAL_PARTS, I128_MAX, I128_MIN, I64_MAX, I64_MIN, U128_MAX, U64_MAX,
[INFO] [stdout]      |                                                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `I64_MAX` is imported redundantly
[INFO] [stdout]     --> src/ext.rs:1669:58
[INFO] [stdout]      |
[INFO] [stdout] 1667 |     use super::*;
[INFO] [stdout]      |         -------- the item `I64_MAX` is already imported here
[INFO] [stdout] 1668 |     use crate::defs::{
[INFO] [stdout] 1669 |         RoundingMode, DECIMAL_PARTS, I128_MAX, I128_MIN, I64_MAX, I64_MIN, U128_MAX, U64_MAX,
[INFO] [stdout]      |                                                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `I64_MIN` is imported redundantly
[INFO] [stdout]     --> src/ext.rs:1669:67
[INFO] [stdout]      |
[INFO] [stdout] 1667 |     use super::*;
[INFO] [stdout]      |         -------- the item `I64_MIN` is already imported here
[INFO] [stdout] 1668 |     use crate::defs::{
[INFO] [stdout] 1669 |         RoundingMode, DECIMAL_PARTS, I128_MAX, I128_MIN, I64_MAX, I64_MIN, U128_MAX, U64_MAX,
[INFO] [stdout]      |                                                                   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `U128_MAX` is imported redundantly
[INFO] [stdout]     --> src/ext.rs:1669:76
[INFO] [stdout]      |
[INFO] [stdout] 1667 |     use super::*;
[INFO] [stdout]      |         -------- the item `U128_MAX` is already imported here
[INFO] [stdout] 1668 |     use crate::defs::{
[INFO] [stdout] 1669 |         RoundingMode, DECIMAL_PARTS, I128_MAX, I128_MIN, I64_MAX, I64_MIN, U128_MAX, U64_MAX,
[INFO] [stdout]      |                                                                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `U64_MAX` is imported redundantly
[INFO] [stdout]     --> src/ext.rs:1669:86
[INFO] [stdout]      |
[INFO] [stdout] 1667 |     use super::*;
[INFO] [stdout]      |         -------- the item `U64_MAX` is already imported here
[INFO] [stdout] 1668 |     use crate::defs::{
[INFO] [stdout] 1669 |         RoundingMode, DECIMAL_PARTS, I128_MAX, I128_MIN, I64_MAX, I64_MIN, U128_MAX, U64_MAX,
[INFO] [stdout]      |                                                                                      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Flavor` is imported redundantly
[INFO] [stdout]     --> src/ext.rs:1671:9
[INFO] [stdout]      |
[INFO] [stdout] 1667 |     use super::*;
[INFO] [stdout]      |         -------- the item `Flavor` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 1671 |     use crate::ext::Flavor;
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `DECIMAL_POSITIONS` is imported redundantly
[INFO] [stdout]   --> src/ops/log.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 84 |     use super::*;
[INFO] [stdout]    |         -------- the item `DECIMAL_POSITIONS` is already imported here
[INFO] [stdout] 85 |     use crate::defs::DECIMAL_POSITIONS;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `DECIMAL_POSITIONS` is imported redundantly
[INFO] [stdout]    --> src/ops/other.rs:204:9
[INFO] [stdout]     |
[INFO] [stdout] 202 |     use super::*;
[INFO] [stdout]     |         -------- the item `DECIMAL_POSITIONS` is already imported here
[INFO] [stdout] 203 |     use crate::defs::DECIMAL_PARTS;
[INFO] [stdout] 204 |     use crate::defs::DECIMAL_POSITIONS;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.13s
[INFO] running `Command { std: "docker" "inspect" "50d632e7315f0f2f7a452198b8bde206911e65327cdd32ac34850916dc77c6c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50d632e7315f0f2f7a452198b8bde206911e65327cdd32ac34850916dc77c6c6", kill_on_drop: false }`
[INFO] [stdout] 50d632e7315f0f2f7a452198b8bde206911e65327cdd32ac34850916dc77c6c6