[INFO] fetching crate base16 0.2.1...
[INFO] checking base16-0.2.1 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate base16 0.2.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate base16 0.2.1 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 base16 0.2.1
[INFO] finished tweaking crates.io crate base16 0.2.1
[INFO] tweaked toml for crates.io crate base16 0.2.1 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] fe83d84f6dd22a389fe83e2ce2f9eebddedd33237c691119ae00037a223c3875
[INFO] running `Command { std: "docker" "start" "-a" "fe83d84f6dd22a389fe83e2ce2f9eebddedd33237c691119ae00037a223c3875", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe83d84f6dd22a389fe83e2ce2f9eebddedd33237c691119ae00037a223c3875", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe83d84f6dd22a389fe83e2ce2f9eebddedd33237c691119ae00037a223c3875", kill_on_drop: false }`
[INFO] [stdout] fe83d84f6dd22a389fe83e2ce2f9eebddedd33237c691119ae00037a223c3875
[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] 57185165b3102e25e61fb2fc0a9a31783b5384cc5b0dba82749558c9e140272c
[INFO] running `Command { std: "docker" "start" "-a" "57185165b3102e25e61fb2fc0a9a31783b5384cc5b0dba82749558c9e140272c", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking base16 v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 | use alloc::{vec::Vec, string::String};
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout]   --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `String` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:60:23
[INFO] [stdout]    |
[INFO] [stdout] 60 | use alloc::{vec::Vec, 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] 
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking rayon v1.9.0
[INFO] [stderr]     Checking serde_json v1.0.114
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 | use alloc::{vec::Vec, string::String};
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout]   --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `String` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:60:23
[INFO] [stdout]    |
[INFO] [stdout] 60 | use alloc::{vec::Vec, 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] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.15s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.2.11
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "57185165b3102e25e61fb2fc0a9a31783b5384cc5b0dba82749558c9e140272c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57185165b3102e25e61fb2fc0a9a31783b5384cc5b0dba82749558c9e140272c", kill_on_drop: false }`
[INFO] [stdout] 57185165b3102e25e61fb2fc0a9a31783b5384cc5b0dba82749558c9e140272c
[INFO] checking base16-0.2.1 against try#bfe97fcae016881ad333f0ff8cea2cadb9cf136c for pr-121848
[INFO] extracting crate base16 0.2.1 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate base16 0.2.1 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 base16 0.2.1
[INFO] finished tweaking crates.io crate base16 0.2.1
[INFO] tweaked toml for crates.io crate base16 0.2.1 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] 08162d470d5b266906d86eae78bcb5fa7a3eed10f9c899cc27b01efcd3c6d8de
[INFO] running `Command { std: "docker" "start" "-a" "08162d470d5b266906d86eae78bcb5fa7a3eed10f9c899cc27b01efcd3c6d8de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08162d470d5b266906d86eae78bcb5fa7a3eed10f9c899cc27b01efcd3c6d8de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08162d470d5b266906d86eae78bcb5fa7a3eed10f9c899cc27b01efcd3c6d8de", kill_on_drop: false }`
[INFO] [stdout] 08162d470d5b266906d86eae78bcb5fa7a3eed10f9c899cc27b01efcd3c6d8de
[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] a80c944cfd8707a6f115e8031cd02cac69ba5b6b4f0a0cb6822d975e234fc5f1
[INFO] running `Command { std: "docker" "start" "-a" "a80c944cfd8707a6f115e8031cd02cac69ba5b6b4f0a0cb6822d975e234fc5f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking base16 v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 | use alloc::{vec::Vec, string::String};
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout]   --> /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `String` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:60:23
[INFO] [stdout]    |
[INFO] [stdout] 60 | use alloc::{vec::Vec, 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] 
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking rayon v1.9.0
[INFO] [stderr]     Checking serde_json v1.0.114
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 | use alloc::{vec::Vec, string::String};
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout]   --> /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `String` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:60:23
[INFO] [stdout]    |
[INFO] [stdout] 60 | use alloc::{vec::Vec, 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] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.21s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.2.11
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "a80c944cfd8707a6f115e8031cd02cac69ba5b6b4f0a0cb6822d975e234fc5f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a80c944cfd8707a6f115e8031cd02cac69ba5b6b4f0a0cb6822d975e234fc5f1", kill_on_drop: false }`
[INFO] [stdout] a80c944cfd8707a6f115e8031cd02cac69ba5b6b4f0a0cb6822d975e234fc5f1
