[INFO] fetching crate atomicbox 0.4.0...
[INFO] checking atomicbox-0.4.0 against master#b3bd7058c139e71bae0862ef8f8ac936208873e9 for pr-123752
[INFO] extracting crate atomicbox 0.4.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate atomicbox 0.4.0 on toolchain b3bd7058c139e71bae0862ef8f8ac936208873e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate atomicbox 0.4.0
[INFO] finished tweaking crates.io crate atomicbox 0.4.0
[INFO] tweaked toml for crates.io crate atomicbox 0.4.0 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" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 55 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding compiletest_rs v0.7.1 (latest: v0.10.2)
[INFO] [stderr]       Adding miow v0.3.7 (latest: v0.6.0)
[INFO] [stderr]       Adding redox_syscall v0.4.1 (latest: v0.5.1)
[INFO] [stderr]       Adding rustfix v0.5.1 (latest: v0.8.1)
[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" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tester v0.9.1
[INFO] [stderr]   Downloaded diff v0.1.13
[INFO] [stderr]   Downloaded rustfix v0.5.1
[INFO] [stderr]   Downloaded getopts v0.2.21
[INFO] [stderr]   Downloaded compiletest_rs v0.7.1
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b4e29cd0545488f4fc27064294e6d26011a7b64bb81dd3057d0eb3cc70ae1a25
[INFO] running `Command { std: "docker" "start" "-a" "b4e29cd0545488f4fc27064294e6d26011a7b64bb81dd3057d0eb3cc70ae1a25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4e29cd0545488f4fc27064294e6d26011a7b64bb81dd3057d0eb3cc70ae1a25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4e29cd0545488f4fc27064294e6d26011a7b64bb81dd3057d0eb3cc70ae1a25", kill_on_drop: false }`
[INFO] [stdout] b4e29cd0545488f4fc27064294e6d26011a7b64bb81dd3057d0eb3cc70ae1a25
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59f81655324b9b771f0671fe3dc5df3ae66740ca5ae99748276e718aaacddf42
[INFO] running `Command { std: "docker" "start" "-a" "59f81655324b9b771f0671fe3dc5df3ae66740ca5ae99748276e718aaacddf42", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]    Compiling compiletest_rs v0.7.1
[INFO] [stderr]     Checking filetime v0.2.23
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking atomicbox v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/atomic_box.rs:166:13
[INFO] [stdout]     |
[INFO] [stdout] 166 |             Box::from_raw(last_ptr);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 166 |             let _ = Box::from_raw(last_ptr);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking term v0.7.0
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tester v0.9.1
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking rustfix v0.5.1
[INFO] [stdout] warning: the item `Ordering` is imported redundantly
[INFO] [stdout]    --> src/atomic_box.rs:197:9
[INFO] [stdout]     |
[INFO] [stdout] 196 |     use super::*;
[INFO] [stdout]     |         -------- the item `Ordering` is already imported here
[INFO] [stdout] 197 |     use core::sync::atomic::Ordering;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `String` is imported redundantly
[INFO] [stdout]    --> src/atomic_option_box.rs:263:25
[INFO] [stdout]     |
[INFO] [stdout] 263 |     use alloc::{format, string::String};
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^
[INFO] [stdout]    --> /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]     |
[INFO] [stdout]     = note: the item `String` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Ordering` is imported redundantly
[INFO] [stdout]    --> src/atomic_option_box.rs:264:9
[INFO] [stdout]     |
[INFO] [stdout] 262 |     use super::*;
[INFO] [stdout]     |         -------- the item `Ordering` is already imported here
[INFO] [stdout] 263 |     use alloc::{format, string::String};
[INFO] [stdout] 264 |     use core::sync::atomic::Ordering;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::boxed::Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/atomic_box.rs:166:13
[INFO] [stdout]     |
[INFO] [stdout] 166 |             Box::from_raw(last_ptr);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 166 |             let _ = Box::from_raw(last_ptr);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.87s
[INFO] running `Command { std: "docker" "inspect" "59f81655324b9b771f0671fe3dc5df3ae66740ca5ae99748276e718aaacddf42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59f81655324b9b771f0671fe3dc5df3ae66740ca5ae99748276e718aaacddf42", kill_on_drop: false }`
[INFO] [stdout] 59f81655324b9b771f0671fe3dc5df3ae66740ca5ae99748276e718aaacddf42
[INFO] checking atomicbox-0.4.0 against try#57fe1b734d9ff1c8a92bda60b85506b9648158d3 for pr-123752
[INFO] extracting crate atomicbox 0.4.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate atomicbox 0.4.0 on toolchain 57fe1b734d9ff1c8a92bda60b85506b9648158d3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate atomicbox 0.4.0
[INFO] finished tweaking crates.io crate atomicbox 0.4.0
[INFO] tweaked toml for crates.io crate atomicbox 0.4.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 55 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding compiletest_rs v0.7.1 (latest: v0.10.2)
[INFO] [stderr]       Adding miow v0.3.7 (latest: v0.6.0)
[INFO] [stderr]       Adding redox_syscall v0.4.1 (latest: v0.5.1)
[INFO] [stderr]       Adding rustfix v0.5.1 (latest: v0.8.1)
[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" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 60a5de5867f4eaca62567856451c9f45cdfd885487ab999881a7aefcefbe1594
[INFO] running `Command { std: "docker" "start" "-a" "60a5de5867f4eaca62567856451c9f45cdfd885487ab999881a7aefcefbe1594", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60a5de5867f4eaca62567856451c9f45cdfd885487ab999881a7aefcefbe1594", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60a5de5867f4eaca62567856451c9f45cdfd885487ab999881a7aefcefbe1594", kill_on_drop: false }`
[INFO] [stdout] 60a5de5867f4eaca62567856451c9f45cdfd885487ab999881a7aefcefbe1594
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d8835b10fd2453813055400857f89d636a3f631223621a40e9684052d18714b
[INFO] running `Command { std: "docker" "start" "-a" "9d8835b10fd2453813055400857f89d636a3f631223621a40e9684052d18714b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling compiletest_rs v0.7.1
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking filetime v0.2.23
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking atomicbox v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/atomic_box.rs:166:13
[INFO] [stdout]     |
[INFO] [stdout] 166 |             Box::from_raw(last_ptr);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 166 |             let _ = Box::from_raw(last_ptr);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking term v0.7.0
[INFO] [stderr]     Checking tester v0.9.1
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking rustfix v0.5.1
[INFO] [stdout] warning: the item `Ordering` is imported redundantly
[INFO] [stdout]    --> src/atomic_box.rs:197:9
[INFO] [stdout]     |
[INFO] [stdout] 196 |     use super::*;
[INFO] [stdout]     |         -------- the item `Ordering` is already imported here
[INFO] [stdout] 197 |     use core::sync::atomic::Ordering;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `String` is imported redundantly
[INFO] [stdout]    --> src/atomic_option_box.rs:263:25
[INFO] [stdout]     |
[INFO] [stdout] 263 |     use alloc::{format, string::String};
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^
[INFO] [stdout]    --> /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]     |
[INFO] [stdout]     = note: the item `String` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Ordering` is imported redundantly
[INFO] [stdout]    --> src/atomic_option_box.rs:264:9
[INFO] [stdout]     |
[INFO] [stdout] 262 |     use super::*;
[INFO] [stdout]     |         -------- the item `Ordering` is already imported here
[INFO] [stdout] 263 |     use alloc::{format, string::String};
[INFO] [stdout] 264 |     use core::sync::atomic::Ordering;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::boxed::Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/atomic_box.rs:166:13
[INFO] [stdout]     |
[INFO] [stdout] 166 |             Box::from_raw(last_ptr);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 166 |             let _ = Box::from_raw(last_ptr);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.92s
[INFO] running `Command { std: "docker" "inspect" "9d8835b10fd2453813055400857f89d636a3f631223621a40e9684052d18714b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d8835b10fd2453813055400857f89d636a3f631223621a40e9684052d18714b", kill_on_drop: false }`
[INFO] [stdout] 9d8835b10fd2453813055400857f89d636a3f631223621a40e9684052d18714b
