[INFO] fetching crate big-num-manager 0.0.2...
[INFO] checking big-num-manager-0.0.2 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate big-num-manager 0.0.2 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate big-num-manager 0.0.2 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 big-num-manager 0.0.2
[INFO] finished tweaking crates.io crate big-num-manager 0.0.2
[INFO] tweaked toml for crates.io crate big-num-manager 0.0.2 written to /workspace/builds/worker-2-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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 5229f49876a619d51f9fb54006187096b75c60878ff1f3ae5a8989a2bad3608a
[INFO] running `Command { std: "docker" "start" "-a" "5229f49876a619d51f9fb54006187096b75c60878ff1f3ae5a8989a2bad3608a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5229f49876a619d51f9fb54006187096b75c60878ff1f3ae5a8989a2bad3608a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5229f49876a619d51f9fb54006187096b75c60878ff1f3ae5a8989a2bad3608a", kill_on_drop: false }`
[INFO] [stdout] 5229f49876a619d51f9fb54006187096b75c60878ff1f3ae5a8989a2bad3608a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 34000e98af14e6196bf312b6600c273f27640d38636dcfadb54e4899bf6052f4
[INFO] running `Command { std: "docker" "start" "-a" "34000e98af14e6196bf312b6600c273f27640d38636dcfadb54e4899bf6052f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking big-num-manager v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `serde` is imported redundantly
[INFO] [stdout]  --> src/serde_format/big_int_hex.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde::{self, Deserialize, Deserializer, Serializer};
[INFO] [stdout]   |             ^^^^ the item `serde` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde` is imported redundantly
[INFO] [stdout]  --> src/serde_format/big_int_hex.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde::{self, Deserialize, Deserializer, Serializer};
[INFO] [stdout]   |             ^^^^ the item `serde` is already defined 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 1.08s
[INFO] running `Command { std: "docker" "inspect" "34000e98af14e6196bf312b6600c273f27640d38636dcfadb54e4899bf6052f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34000e98af14e6196bf312b6600c273f27640d38636dcfadb54e4899bf6052f4", kill_on_drop: false }`
[INFO] [stdout] 34000e98af14e6196bf312b6600c273f27640d38636dcfadb54e4899bf6052f4
[INFO] checking big-num-manager-0.0.2 against try#bfe97fcae016881ad333f0ff8cea2cadb9cf136c for pr-121848
[INFO] extracting crate big-num-manager 0.0.2 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate big-num-manager 0.0.2 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 big-num-manager 0.0.2
[INFO] finished tweaking crates.io crate big-num-manager 0.0.2
[INFO] tweaked toml for crates.io crate big-num-manager 0.0.2 written to /workspace/builds/worker-2-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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 307cf5b0841afd25563f71ad55ac60ed8ed3286d82bb0703d6ddd9541c465779
[INFO] running `Command { std: "docker" "start" "-a" "307cf5b0841afd25563f71ad55ac60ed8ed3286d82bb0703d6ddd9541c465779", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "307cf5b0841afd25563f71ad55ac60ed8ed3286d82bb0703d6ddd9541c465779", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "307cf5b0841afd25563f71ad55ac60ed8ed3286d82bb0703d6ddd9541c465779", kill_on_drop: false }`
[INFO] [stdout] 307cf5b0841afd25563f71ad55ac60ed8ed3286d82bb0703d6ddd9541c465779
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 4e059b39a519dbd32f5be0d69a5fa9a3c754518aca4d03e6da86150745312009
[INFO] running `Command { std: "docker" "start" "-a" "4e059b39a519dbd32f5be0d69a5fa9a3c754518aca4d03e6da86150745312009", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking big-num-manager v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `serde` is imported redundantly
[INFO] [stdout]  --> src/serde_format/big_int_hex.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde::{self, Deserialize, Deserializer, Serializer};
[INFO] [stdout]   |             ^^^^ the item `serde` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde` is imported redundantly
[INFO] [stdout]  --> src/serde_format/big_int_hex.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde::{self, Deserialize, Deserializer, Serializer};
[INFO] [stdout]   |             ^^^^ the item `serde` is already defined 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 1.04s
[INFO] running `Command { std: "docker" "inspect" "4e059b39a519dbd32f5be0d69a5fa9a3c754518aca4d03e6da86150745312009", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e059b39a519dbd32f5be0d69a5fa9a3c754518aca4d03e6da86150745312009", kill_on_drop: false }`
[INFO] [stdout] 4e059b39a519dbd32f5be0d69a5fa9a3c754518aca4d03e6da86150745312009
