[INFO] fetching crate product-os-command-control 0.0.25...
[INFO] checking product-os-command-control-0.0.25 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] extracting crate product-os-command-control 0.0.25 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate product-os-command-control 0.0.25
[INFO] finished tweaking crates.io crate product-os-command-control 0.0.25
[INFO] tweaked toml for crates.io crate product-os-command-control 0.0.25 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate product-os-command-control 0.0.25 on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate product-os-command-control 0.0.25 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e9cdec8db08f54dd7ba4791eeee53819471196da16b633d18bb7091b11938893
[INFO] running `Command { std: "docker" "start" "-a" "e9cdec8db08f54dd7ba4791eeee53819471196da16b633d18bb7091b11938893", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9cdec8db08f54dd7ba4791eeee53819471196da16b633d18bb7091b11938893", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9cdec8db08f54dd7ba4791eeee53819471196da16b633d18bb7091b11938893", kill_on_drop: false }`
[INFO] [stdout] e9cdec8db08f54dd7ba4791eeee53819471196da16b633d18bb7091b11938893
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45d850c4d493f178f5691b6b4793f61e27a0322cae68df63cdb5fa331e0d82a4
[INFO] running `Command { std: "docker" "start" "-a" "45d850c4d493f178f5691b6b4793f61e27a0322cae68df63cdb5fa331e0d82a4", kill_on_drop: false }`
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[INFO] [stderr]     Checking product-os-command-control v0.0.25 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `bytes::Bytes`
[INFO] [stdout]  --> src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use bytes::Bytes;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]    --> src/lib.rs:721:35
[INFO] [stdout]     |
[INFO] [stdout] 721 |                         Err(_) => panic!("Period defined is too large for timer")
[INFO] [stdout]     |                                   ^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]    --> src/lib.rs:5:5
[INFO] [stdout]     |
[INFO] [stdout]   5 | use std::prelude::v1::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]     = help: or use `crate::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]    --> /rustc/b1f2594eac607c1f051534800237eeedb5590a49/library/core/src/prelude/mod.rs:41:12
[INFO] [stdout]     = note: `#[warn(ambiguous_panic_imports)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]    --> src/lib.rs:728:35
[INFO] [stdout]     |
[INFO] [stdout] 728 |                         Err(_) => panic!("Period defined is too large for timer")
[INFO] [stdout]     |                                   ^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]    --> src/lib.rs:5:5
[INFO] [stdout]     |
[INFO] [stdout]   5 | use std::prelude::v1::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]     = help: or use `crate::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]    --> /rustc/b1f2594eac607c1f051534800237eeedb5590a49/library/core/src/prelude/mod.rs:41:12
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]   --> src/registry.rs:68:23
[INFO] [stdout]    |
[INFO] [stdout] 68 |             Err(e) => panic!("Unable to generate machine id: {}", e)
[INFO] [stdout]    |                       ^^^^^ ambiguous name
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout]    = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]   --> src/registry.rs:2:5
[INFO] [stdout]    |
[INFO] [stdout]  2 | use std::prelude::v1::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]    = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]   --> /rustc/b1f2594eac607c1f051534800237eeedb5590a49/library/core/src/prelude/mod.rs:41:12
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::Value`
[INFO] [stdout]   --> src/registry.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use serde_json::Value;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BodyType`
[INFO] [stdout]  --> src/commands.rs:5:26
[INFO] [stdout]   |
[INFO] [stdout] 5 | use product_os_request::{BodyType, ProductOSClient, ProductOSResponse};
[INFO] [stdout]   |                          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::Value`
[INFO] [stdout]  --> src/commands.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use serde_json::Value;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MutexGuard`
[INFO] [stdout]   --> src/lib.rs:14:27
[INFO] [stdout]    |
[INFO] [stdout] 14 | use parking_lot::{ Mutex, MutexGuard };
[INFO] [stdout]    |                           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `RelationalKind`, `RelationalStore`, and `Stores`
[INFO] [stdout]   --> src/lib.rs:15:61
[INFO] [stdout]    |
[INFO] [stdout] 15 | use product_os_configuration::{KeyValueKind, KeyValueStore, RelationalKind, RelationalStore, Stores};
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]   --> src/lib.rs:19:14
[INFO] [stdout]    |
[INFO] [stdout] 19 | use serde::{ Deserialize, Serialize };
[INFO] [stdout]    |              ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::num::TryFromIntError`
[INFO] [stdout]   --> src/lib.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::num::TryFromIntError;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:498:14
[INFO] [stdout]     |
[INFO] [stdout] 498 |         Some(mut controller) => {
[INFO] [stdout]     |              ----^^^^^^^^^^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bytes::Bytes`
[INFO] [stdout]  --> src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use bytes::Bytes;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]    --> src/lib.rs:721:35
[INFO] [stdout]     |
[INFO] [stdout] 721 |                         Err(_) => panic!("Period defined is too large for timer")
[INFO] [stdout]     |                                   ^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]    --> src/lib.rs:5:5
[INFO] [stdout]     |
[INFO] [stdout]   5 | use std::prelude::v1::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]     = help: or use `crate::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]    --> /rustc/b1f2594eac607c1f051534800237eeedb5590a49/library/core/src/prelude/mod.rs:41:12
[INFO] [stdout]     = note: `#[warn(ambiguous_panic_imports)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]    --> src/lib.rs:728:35
[INFO] [stdout]     |
[INFO] [stdout] 728 |                         Err(_) => panic!("Period defined is too large for timer")
[INFO] [stdout]     |                                   ^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]    --> src/lib.rs:5:5
[INFO] [stdout]     |
[INFO] [stdout]   5 | use std::prelude::v1::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]     = help: or use `crate::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]    --> /rustc/b1f2594eac607c1f051534800237eeedb5590a49/library/core/src/prelude/mod.rs:41:12
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]   --> src/registry.rs:68:23
[INFO] [stdout]    |
[INFO] [stdout] 68 |             Err(e) => panic!("Unable to generate machine id: {}", e)
[INFO] [stdout]    |                       ^^^^^ ambiguous name
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout]    = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]   --> src/registry.rs:2:5
[INFO] [stdout]    |
[INFO] [stdout]  2 | use std::prelude::v1::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]    = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]   --> /rustc/b1f2594eac607c1f051534800237eeedb5590a49/library/core/src/prelude/mod.rs:41:12
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::Value`
[INFO] [stdout]   --> src/registry.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use serde_json::Value;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BodyType`
[INFO] [stdout]  --> src/commands.rs:5:26
[INFO] [stdout]   |
[INFO] [stdout] 5 | use product_os_request::{BodyType, ProductOSClient, ProductOSResponse};
[INFO] [stdout]   |                          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::Value`
[INFO] [stdout]  --> src/commands.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use serde_json::Value;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MutexGuard`
[INFO] [stdout]   --> src/lib.rs:14:27
[INFO] [stdout]    |
[INFO] [stdout] 14 | use parking_lot::{ Mutex, MutexGuard };
[INFO] [stdout]    |                           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `RelationalKind`, `RelationalStore`, and `Stores`
[INFO] [stdout]   --> src/lib.rs:15:61
[INFO] [stdout]    |
[INFO] [stdout] 15 | use product_os_configuration::{KeyValueKind, KeyValueStore, RelationalKind, RelationalStore, Stores};
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]   --> src/lib.rs:19:14
[INFO] [stdout]    |
[INFO] [stdout] 19 | use serde::{ Deserialize, Serialize };
[INFO] [stdout]    |              ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::num::TryFromIntError`
[INFO] [stdout]   --> src/lib.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::num::TryFromIntError;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Protocol` is never used
[INFO] [stdout]   --> src/registry.rs:19:6
[INFO] [stdout]    |
[INFO] [stdout] 19 | enum Protocol {
[INFO] [stdout]    |      ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:498:14
[INFO] [stdout]     |
[INFO] [stdout] 498 |         Some(mut controller) => {
[INFO] [stdout]     |              ----^^^^^^^^^^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Protocol` is never used
[INFO] [stdout]   --> src/registry.rs:19:6
[INFO] [stdout]    |
[INFO] [stdout] 19 | enum Protocol {
[INFO] [stdout]    |      ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "45d850c4d493f178f5691b6b4793f61e27a0322cae68df63cdb5fa331e0d82a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45d850c4d493f178f5691b6b4793f61e27a0322cae68df63cdb5fa331e0d82a4", kill_on_drop: false }`
[INFO] [stdout] 45d850c4d493f178f5691b6b4793f61e27a0322cae68df63cdb5fa331e0d82a4
