[INFO] fetching crate anyhow 1.0.75...
[INFO] checking anyhow-1.0.75 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate anyhow 1.0.75 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate anyhow 1.0.75 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-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-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded trybuild v1.0.89
[INFO] [stderr]   Downloaded basic-toml v0.1.8
[INFO] [stderr]   Downloaded dissimilar v1.0.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10ea7d4e3be24a1198be264d8ed7468adb625f5da0630d3f7d5df2ad47987e04
[INFO] running `Command { std: "docker" "start" "-a" "10ea7d4e3be24a1198be264d8ed7468adb625f5da0630d3f7d5df2ad47987e04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10ea7d4e3be24a1198be264d8ed7468adb625f5da0630d3f7d5df2ad47987e04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10ea7d4e3be24a1198be264d8ed7468adb625f5da0630d3f7d5df2ad47987e04", kill_on_drop: false }`
[INFO] [stdout] 10ea7d4e3be24a1198be264d8ed7468adb625f5da0630d3f7d5df2ad47987e04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3e07e60951f99695e7d6586cc521e7be0fe2487db4219fd58ce31cc7be8c2d4
[INFO] running `Command { std: "docker" "start" "-a" "b3e07e60951f99695e7d6586cc521e7be0fe2487db4219fd58ce31cc7be8c2d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking unicode-ident v1.0.12
[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 v1.0.89
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking dissimilar v1.0.7
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]    Compiling quote v1.0.35
[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/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/prelude/mod.rs:115:13
[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/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/prelude/mod.rs:115:13
[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/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/prelude/mod.rs:115:13
[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" "b3e07e60951f99695e7d6586cc521e7be0fe2487db4219fd58ce31cc7be8c2d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3e07e60951f99695e7d6586cc521e7be0fe2487db4219fd58ce31cc7be8c2d4", kill_on_drop: false }`
[INFO] [stdout] b3e07e60951f99695e7d6586cc521e7be0fe2487db4219fd58ce31cc7be8c2d4
[INFO] checking anyhow-1.0.75 against try#bfe97fcae016881ad333f0ff8cea2cadb9cf136c for pr-121848
[INFO] extracting crate anyhow 1.0.75 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate anyhow 1.0.75 on toolchain bfe97fcae016881ad333f0ff8cea2cadb9cf136c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-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-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 313d28474c8e3eb0090dfd3c87fa5497e7ce04095a9f9ffb9f765d03b7773f9f
[INFO] running `Command { std: "docker" "start" "-a" "313d28474c8e3eb0090dfd3c87fa5497e7ce04095a9f9ffb9f765d03b7773f9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "313d28474c8e3eb0090dfd3c87fa5497e7ce04095a9f9ffb9f765d03b7773f9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "313d28474c8e3eb0090dfd3c87fa5497e7ce04095a9f9ffb9f765d03b7773f9f", kill_on_drop: false }`
[INFO] [stdout] 313d28474c8e3eb0090dfd3c87fa5497e7ce04095a9f9ffb9f765d03b7773f9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0862a50a23f16348f7c57c6962f2f289df3061d4ab897f3dc240960b19329f2
[INFO] running `Command { std: "docker" "start" "-a" "e0862a50a23f16348f7c57c6962f2f289df3061d4ab897f3dc240960b19329f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]    Compiling anyhow v1.0.75 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]    Compiling trybuild v1.0.89
[INFO] [stderr]     Checking dissimilar v1.0.7
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking futures-io v0.3.30
[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/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/prelude/mod.rs:115:13
[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/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/prelude/mod.rs:115:13
[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/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Box` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.35
[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" "e0862a50a23f16348f7c57c6962f2f289df3061d4ab897f3dc240960b19329f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0862a50a23f16348f7c57c6962f2f289df3061d4ab897f3dc240960b19329f2", kill_on_drop: false }`
[INFO] [stdout] e0862a50a23f16348f7c57c6962f2f289df3061d4ab897f3dc240960b19329f2
