[INFO] fetching crate btree_network 0.2.3...
[INFO] checking btree_network-0.2.3 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate btree_network 0.2.3 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate btree_network 0.2.3 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 btree_network 0.2.3
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate btree_network 0.2.3
[INFO] tweaked toml for crates.io crate btree_network 0.2.3 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded try_encoding_from v0.1.4
[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] 62d548839797ccb10eb892cda2a4a2f0f662a9b3a3593e7d55fcb7a6f7728206
[INFO] running `Command { std: "docker" "start" "-a" "62d548839797ccb10eb892cda2a4a2f0f662a9b3a3593e7d55fcb7a6f7728206", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62d548839797ccb10eb892cda2a4a2f0f662a9b3a3593e7d55fcb7a6f7728206", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62d548839797ccb10eb892cda2a4a2f0f662a9b3a3593e7d55fcb7a6f7728206", kill_on_drop: false }`
[INFO] [stdout] 62d548839797ccb10eb892cda2a4a2f0f662a9b3a3593e7d55fcb7a6f7728206
[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] cdaf8336ef29e73d903a2e1848c17faa7f70e48a763c88c771de48d0c92a9243
[INFO] running `Command { std: "docker" "start" "-a" "cdaf8336ef29e73d903a2e1848c17faa7f70e48a763c88c771de48d0c92a9243", kill_on_drop: false }`
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking btree_network v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stdout] warning: the item `Default` is imported redundantly
[INFO] [stdout]  --> src/network/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use core::default::Default;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/core/src/prelude/mod.rs:28:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Default` 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] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking rayon v1.9.0
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stdout] warning: the item `Error` is imported redundantly
[INFO] [stdout]  --> src/network/test.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     use crate::error::Error;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 5 |     use crate::network::*;
[INFO] [stdout]   |         ----------------- the item `Error` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BTreeMap` is imported redundantly
[INFO] [stdout]  --> src/network/test.rs:6:30
[INFO] [stdout]   |
[INFO] [stdout] 5 |     use crate::network::*;
[INFO] [stdout]   |         ----------------- the item `BTreeMap` is already imported here
[INFO] [stdout] 6 |     use alloc::collections::{BTreeMap, BTreeSet};
[INFO] [stdout]   |                              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BTreeSet` is imported redundantly
[INFO] [stdout]  --> src/network/test.rs:6:40
[INFO] [stdout]   |
[INFO] [stdout] 5 |     use crate::network::*;
[INFO] [stdout]   |         ----------------- the item `BTreeSet` is already imported here
[INFO] [stdout] 6 |     use alloc::collections::{BTreeMap, BTreeSet};
[INFO] [stdout]   |                                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Default` is imported redundantly
[INFO] [stdout]  --> src/network/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use core::default::Default;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/core/src/prelude/mod.rs:28:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Default` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.96s
[INFO] running `Command { std: "docker" "inspect" "cdaf8336ef29e73d903a2e1848c17faa7f70e48a763c88c771de48d0c92a9243", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdaf8336ef29e73d903a2e1848c17faa7f70e48a763c88c771de48d0c92a9243", kill_on_drop: false }`
[INFO] [stdout] cdaf8336ef29e73d903a2e1848c17faa7f70e48a763c88c771de48d0c92a9243
[INFO] checking btree_network-0.2.3 against try#bfe97fcae016881ad333f0ff8cea2cadb9cf136c for pr-121848
[INFO] extracting crate btree_network 0.2.3 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate btree_network 0.2.3 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 btree_network 0.2.3
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate btree_network 0.2.3
[INFO] tweaked toml for crates.io crate btree_network 0.2.3 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] ba82799a74db0d367eccf4c9d8635275033f965d3856a601189bd8263071eb73
[INFO] running `Command { std: "docker" "start" "-a" "ba82799a74db0d367eccf4c9d8635275033f965d3856a601189bd8263071eb73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba82799a74db0d367eccf4c9d8635275033f965d3856a601189bd8263071eb73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba82799a74db0d367eccf4c9d8635275033f965d3856a601189bd8263071eb73", kill_on_drop: false }`
[INFO] [stdout] ba82799a74db0d367eccf4c9d8635275033f965d3856a601189bd8263071eb73
[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] ac8599a7c3fba3772aa1504f8680ba419abd286336e8a2a3c7706e9d5157dbae
[INFO] running `Command { std: "docker" "start" "-a" "ac8599a7c3fba3772aa1504f8680ba419abd286336e8a2a3c7706e9d5157dbae", kill_on_drop: false }`
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking btree_network v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stdout] warning: the item `Default` is imported redundantly
[INFO] [stdout]  --> src/network/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use core::default::Default;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/core/src/prelude/mod.rs:28:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Default` 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] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking rayon v1.9.0
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stdout] warning: the item `Error` is imported redundantly
[INFO] [stdout]  --> src/network/test.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     use crate::error::Error;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 5 |     use crate::network::*;
[INFO] [stdout]   |         ----------------- the item `Error` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BTreeMap` is imported redundantly
[INFO] [stdout]  --> src/network/test.rs:6:30
[INFO] [stdout]   |
[INFO] [stdout] 5 |     use crate::network::*;
[INFO] [stdout]   |         ----------------- the item `BTreeMap` is already imported here
[INFO] [stdout] 6 |     use alloc::collections::{BTreeMap, BTreeSet};
[INFO] [stdout]   |                              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BTreeSet` is imported redundantly
[INFO] [stdout]  --> src/network/test.rs:6:40
[INFO] [stdout]   |
[INFO] [stdout] 5 |     use crate::network::*;
[INFO] [stdout]   |         ----------------- the item `BTreeSet` is already imported here
[INFO] [stdout] 6 |     use alloc::collections::{BTreeMap, BTreeSet};
[INFO] [stdout]   |                                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Default` is imported redundantly
[INFO] [stdout]  --> src/network/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use core::default::Default;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/core/src/prelude/mod.rs:28:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Default` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.95s
[INFO] running `Command { std: "docker" "inspect" "ac8599a7c3fba3772aa1504f8680ba419abd286336e8a2a3c7706e9d5157dbae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac8599a7c3fba3772aa1504f8680ba419abd286336e8a2a3c7706e9d5157dbae", kill_on_drop: false }`
[INFO] [stdout] ac8599a7c3fba3772aa1504f8680ba419abd286336e8a2a3c7706e9d5157dbae
