[INFO] fetching crate anyhow 1.0.75...
[INFO] checking anyhow-1.0.75 against master#b3bd7058c139e71bae0862ef8f8ac936208873e9 for pr-123752
[INFO] extracting crate anyhow 1.0.75 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate anyhow 1.0.75 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] removed /workspace/builds/worker-3-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate anyhow 1.0.75
[INFO] finished tweaking crates.io crate anyhow 1.0.75
[INFO] tweaked toml for crates.io crate anyhow 1.0.75 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 50 packages
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.35.0)
[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 toml v0.8.12
[INFO] [stderr]   Downloaded serde_spanned v0.6.5
[INFO] [stderr]   Downloaded trybuild v1.0.91
[INFO] [stderr]   Downloaded dissimilar v1.0.7
[INFO] [stderr]   Downloaded toml_edit v0.22.9
[INFO] [stderr]   Downloaded winnow v0.6.5
[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] 4a3dc5c7f56629c403236d349fdfa53dca3712d450486832091b6936fe54d5df
[INFO] running `Command { std: "docker" "start" "-a" "4a3dc5c7f56629c403236d349fdfa53dca3712d450486832091b6936fe54d5df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a3dc5c7f56629c403236d349fdfa53dca3712d450486832091b6936fe54d5df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a3dc5c7f56629c403236d349fdfa53dca3712d450486832091b6936fe54d5df", kill_on_drop: false }`
[INFO] [stdout] 4a3dc5c7f56629c403236d349fdfa53dca3712d450486832091b6936fe54d5df
[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] 773a93e57ffa0d7e08700892acce89982a77ae177b73e6beb255234110f6181f
[INFO] running `Command { std: "docker" "start" "-a" "773a93e57ffa0d7e08700892acce89982a77ae177b73e6beb255234110f6181f", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]     Checking winnow v0.6.5
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling anyhow v1.0.75 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling trybuild v1.0.91
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking dissimilar v1.0.7
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stdout] error: the item `String` is imported redundantly
[INFO] [stdout]    --> src/ensure.rs:2:5
[INFO] [stdout]     |
[INFO] [stdout] 2   | use alloc::string::String;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    --> /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]     |
[INFO] [stdout]     = note: the item `String` is already defined here
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:217:20
[INFO] [stdout]     |
[INFO] [stdout] 217 | #![deny(dead_code, unused_imports, unused_mut)]
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `Box` is imported redundantly
[INFO] [stdout]  --> src/error.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use alloc::boxed::Box;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Box` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `Box` is imported redundantly
[INFO] [stdout]  --> src/ptr.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use alloc::boxed::Box;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Box` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `anyhow` (lib) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "773a93e57ffa0d7e08700892acce89982a77ae177b73e6beb255234110f6181f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "773a93e57ffa0d7e08700892acce89982a77ae177b73e6beb255234110f6181f", kill_on_drop: false }`
[INFO] [stdout] 773a93e57ffa0d7e08700892acce89982a77ae177b73e6beb255234110f6181f
[INFO] checking anyhow-1.0.75 against try#57fe1b734d9ff1c8a92bda60b85506b9648158d3 for pr-123752
[INFO] extracting crate anyhow 1.0.75 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate anyhow 1.0.75 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] removed /workspace/builds/worker-3-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate anyhow 1.0.75
[INFO] finished tweaking crates.io crate anyhow 1.0.75
[INFO] tweaked toml for crates.io crate anyhow 1.0.75 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 50 packages
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.35.0)
[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] 9db5719842780796f8d9bfb930404f3c513c8ceee60b450837298539e3279b59
[INFO] running `Command { std: "docker" "start" "-a" "9db5719842780796f8d9bfb930404f3c513c8ceee60b450837298539e3279b59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9db5719842780796f8d9bfb930404f3c513c8ceee60b450837298539e3279b59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9db5719842780796f8d9bfb930404f3c513c8ceee60b450837298539e3279b59", kill_on_drop: false }`
[INFO] [stdout] 9db5719842780796f8d9bfb930404f3c513c8ceee60b450837298539e3279b59
[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] 278759ee9cbdcfda7e8a8a65a30aaa4e29220737e3e6620ca1230d597af70592
[INFO] running `Command { std: "docker" "start" "-a" "278759ee9cbdcfda7e8a8a65a30aaa4e29220737e3e6620ca1230d597af70592", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking winnow v0.6.5
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]    Compiling anyhow v1.0.75 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling trybuild v1.0.91
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking dissimilar v1.0.7
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stdout] error: the item `String` is imported redundantly
[INFO] [stdout]    --> src/ensure.rs:2:5
[INFO] [stdout]     |
[INFO] [stdout] 2   | use alloc::string::String;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    --> /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]     |
[INFO] [stdout]     = note: the item `String` is already defined here
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:217:20
[INFO] [stdout]     |
[INFO] [stdout] 217 | #![deny(dead_code, unused_imports, unused_mut)]
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `Box` is imported redundantly
[INFO] [stdout]  --> src/error.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use alloc::boxed::Box;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Box` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `Box` is imported redundantly
[INFO] [stdout]  --> src/ptr.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use alloc::boxed::Box;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Box` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `anyhow` (lib) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "278759ee9cbdcfda7e8a8a65a30aaa4e29220737e3e6620ca1230d597af70592", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "278759ee9cbdcfda7e8a8a65a30aaa4e29220737e3e6620ca1230d597af70592", kill_on_drop: false }`
[INFO] [stdout] 278759ee9cbdcfda7e8a8a65a30aaa4e29220737e3e6620ca1230d597af70592
