[INFO] fetching crate buffett_program_interface 0.1.0...
[INFO] checking buffett_program_interface-0.1.0 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate buffett_program_interface 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate buffett_program_interface 0.1.0 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] started tweaking crates.io crate buffett_program_interface 0.1.0
[INFO] finished tweaking crates.io crate buffett_program_interface 0.1.0
[INFO] tweaked toml for crates.io crate buffett_program_interface 0.1.0 written to /workspace/builds/worker-6-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]  Downloading crates ...
[INFO] [stderr]   Downloaded bs58 v0.2.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 1d3836381506b5f91c60bb50f3f6ce44a6214bb633cb414076a7ba1d54876d0d
[INFO] running `Command { std: "docker" "start" "-a" "1d3836381506b5f91c60bb50f3f6ce44a6214bb633cb414076a7ba1d54876d0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d3836381506b5f91c60bb50f3f6ce44a6214bb633cb414076a7ba1d54876d0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d3836381506b5f91c60bb50f3f6ce44a6214bb633cb414076a7ba1d54876d0d", kill_on_drop: false }`
[INFO] [stdout] 1d3836381506b5f91c60bb50f3f6ce44a6214bb633cb414076a7ba1d54876d0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 5c24e36731f6076dc05341d3e217adf64bebd5a1b4bb8df5d5e1544f61003f50
[INFO] running `Command { std: "docker" "start" "-a" "5c24e36731f6076dc05341d3e217adf64bebd5a1b4bb8df5d5e1544f61003f50", kill_on_drop: false }`
[INFO] [stderr]     Checking bs58 v0.2.5
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking buffett_program_interface v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `bs58` is imported redundantly
[INFO] [stdout]  --> src/pubkey.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use bs58;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern crate bs58;
[INFO] [stdout]   | ------------------ the item `bs58` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `bs58` is imported redundantly
[INFO] [stdout]  --> src/pubkey.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use bs58;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern crate bs58;
[INFO] [stdout]   | ------------------ the item `bs58` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "5c24e36731f6076dc05341d3e217adf64bebd5a1b4bb8df5d5e1544f61003f50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c24e36731f6076dc05341d3e217adf64bebd5a1b4bb8df5d5e1544f61003f50", kill_on_drop: false }`
[INFO] [stdout] 5c24e36731f6076dc05341d3e217adf64bebd5a1b4bb8df5d5e1544f61003f50
[INFO] checking buffett_program_interface-0.1.0 against try#bfe97fcae016881ad333f0ff8cea2cadb9cf136c for pr-121848
[INFO] extracting crate buffett_program_interface 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate buffett_program_interface 0.1.0 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] started tweaking crates.io crate buffett_program_interface 0.1.0
[INFO] finished tweaking crates.io crate buffett_program_interface 0.1.0
[INFO] tweaked toml for crates.io crate buffett_program_interface 0.1.0 written to /workspace/builds/worker-6-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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 3410c282c06c741e6ea02e5e067c458a52fa34aefa76a3afbeb3892be497303f
[INFO] running `Command { std: "docker" "start" "-a" "3410c282c06c741e6ea02e5e067c458a52fa34aefa76a3afbeb3892be497303f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3410c282c06c741e6ea02e5e067c458a52fa34aefa76a3afbeb3892be497303f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3410c282c06c741e6ea02e5e067c458a52fa34aefa76a3afbeb3892be497303f", kill_on_drop: false }`
[INFO] [stdout] 3410c282c06c741e6ea02e5e067c458a52fa34aefa76a3afbeb3892be497303f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 5c8671dda4c63f6ad8e5133fee0ac6720ce74bb14daff9b17ae5944f69182ee4
[INFO] running `Command { std: "docker" "start" "-a" "5c8671dda4c63f6ad8e5133fee0ac6720ce74bb14daff9b17ae5944f69182ee4", kill_on_drop: false }`
[INFO] [stderr]     Checking bs58 v0.2.5
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking buffett_program_interface v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `bs58` is imported redundantly
[INFO] [stdout]  --> src/pubkey.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use bs58;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern crate bs58;
[INFO] [stdout]   | ------------------ the item `bs58` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `bs58` is imported redundantly
[INFO] [stdout]  --> src/pubkey.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use bs58;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern crate bs58;
[INFO] [stdout]   | ------------------ the item `bs58` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "5c8671dda4c63f6ad8e5133fee0ac6720ce74bb14daff9b17ae5944f69182ee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c8671dda4c63f6ad8e5133fee0ac6720ce74bb14daff9b17ae5944f69182ee4", kill_on_drop: false }`
[INFO] [stdout] 5c8671dda4c63f6ad8e5133fee0ac6720ce74bb14daff9b17ae5944f69182ee4
