[INFO] fetching crate vob 3.0.3...
[INFO] checking vob-3.0.3 against master#35936c4839dd272646394779d151e060d0f6b3ac for pr-122960-1
[INFO] extracting crate vob 3.0.3 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate vob 3.0.3 on toolchain 35936c4839dd272646394779d151e060d0f6b3ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vob 3.0.3
[INFO] finished tweaking crates.io crate vob 3.0.3
[INFO] tweaked toml for crates.io crate vob 3.0.3 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" "+35936c4839dd272646394779d151e060d0f6b3ac" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+35936c4839dd272646394779d151e060d0f6b3ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_pcg v0.3.1
[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" "+35936c4839dd272646394779d151e060d0f6b3ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5364f9f95402dae47a12f5348cb0942f81327908e9a4bc0914941c4725c46bc7
[INFO] running `Command { std: "docker" "start" "-a" "5364f9f95402dae47a12f5348cb0942f81327908e9a4bc0914941c4725c46bc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5364f9f95402dae47a12f5348cb0942f81327908e9a4bc0914941c4725c46bc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5364f9f95402dae47a12f5348cb0942f81327908e9a4bc0914941c4725c46bc7", kill_on_drop: false }`
[INFO] [stdout] 5364f9f95402dae47a12f5348cb0942f81327908e9a4bc0914941c4725c46bc7
[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" "+35936c4839dd272646394779d151e060d0f6b3ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9f104427ae58639c01158e94e4240aa35bea4f469c526f7d1e0032d5db09d7b
[INFO] running `Command { std: "docker" "start" "-a" "f9f104427ae58639c01158e94e4240aa35bea4f469c526f7d1e0032d5db09d7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_pcg v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling vob v3.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `PartialEq` is imported redundantly
[INFO] [stdout]  --> src/lib.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 |     cmp::{min, PartialEq},
[INFO] [stdout]   |                ^^^^^^^^^
[INFO] [stdout]  --> /rustc/35936c4839dd272646394779d151e060d0f6b3ac/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `PartialEq` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `PartialEq` is imported redundantly
[INFO] [stdout]  --> src/lib.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 |     cmp::{min, PartialEq},
[INFO] [stdout]   |                ^^^^^^^^^
[INFO] [stdout]  --> /rustc/35936c4839dd272646394779d151e060d0f6b3ac/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `PartialEq` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `rand` is imported redundantly
[INFO] [stdout]     --> src/lib.rs:1486:16
[INFO] [stdout]      |
[INFO] [stdout] 1486 |     use rand::{self, Rng};
[INFO] [stdout]      |                ^^^^ the item `rand` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: arguments to this function are incorrect
[INFO] [stdout]    --> benches/vob.rs:131:13
[INFO] [stdout]     |
[INFO] [stdout] 131 |     let a = Vob::from_elem(N, true);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^ -  ---- expected `usize`, found `bool`
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            expected `bool`, found `usize`
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:134:12
[INFO] [stdout]     |
[INFO] [stdout] 134 |     pub fn from_elem(value: bool, len: usize) -> Vob<usize> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] help: swap these arguments
[INFO] [stdout]     |
[INFO] [stdout] 131 |     let a = Vob::from_elem(true, N);
[INFO] [stdout]     |                           ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: arguments to this function are incorrect
[INFO] [stdout]    --> benches/vob.rs:137:13
[INFO] [stdout]     |
[INFO] [stdout] 137 |     let a = Vob::from_elem(N, true);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^ -  ---- expected `usize`, found `bool`
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            expected `bool`, found `usize`
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:134:12
[INFO] [stdout]     |
[INFO] [stdout] 134 |     pub fn from_elem(value: bool, len: usize) -> Vob<usize> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] help: swap these arguments
[INFO] [stdout]     |
[INFO] [stdout] 137 |     let a = Vob::from_elem(true, N);
[INFO] [stdout]     |                           ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `vob` (bench "vob") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f9f104427ae58639c01158e94e4240aa35bea4f469c526f7d1e0032d5db09d7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9f104427ae58639c01158e94e4240aa35bea4f469c526f7d1e0032d5db09d7b", kill_on_drop: false }`
[INFO] [stdout] f9f104427ae58639c01158e94e4240aa35bea4f469c526f7d1e0032d5db09d7b
[INFO] checking vob-3.0.3 against try#9ae1860851f3fbc1435a1698e572252c0076f413 for pr-122960-1
[INFO] extracting crate vob 3.0.3 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate vob 3.0.3 on toolchain 9ae1860851f3fbc1435a1698e572252c0076f413
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9ae1860851f3fbc1435a1698e572252c0076f413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vob 3.0.3
[INFO] finished tweaking crates.io crate vob 3.0.3
[INFO] tweaked toml for crates.io crate vob 3.0.3 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" "+9ae1860851f3fbc1435a1698e572252c0076f413" "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" "+9ae1860851f3fbc1435a1698e572252c0076f413" "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" "+9ae1860851f3fbc1435a1698e572252c0076f413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4dceeb46d39878ffa3329cbb68d9d6143bdf50a55d367c57bd213c689df8cc5b
[INFO] running `Command { std: "docker" "start" "-a" "4dceeb46d39878ffa3329cbb68d9d6143bdf50a55d367c57bd213c689df8cc5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4dceeb46d39878ffa3329cbb68d9d6143bdf50a55d367c57bd213c689df8cc5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dceeb46d39878ffa3329cbb68d9d6143bdf50a55d367c57bd213c689df8cc5b", kill_on_drop: false }`
[INFO] [stdout] 4dceeb46d39878ffa3329cbb68d9d6143bdf50a55d367c57bd213c689df8cc5b
[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" "+9ae1860851f3fbc1435a1698e572252c0076f413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4dd45d94a7c75e535fdddc71fca1b8ed3258a09b0f1228d7bb892438255734bc
[INFO] running `Command { std: "docker" "start" "-a" "4dd45d94a7c75e535fdddc71fca1b8ed3258a09b0f1228d7bb892438255734bc", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] skipping non-2021 edition `2018`
[INFO] running `Command { std: "docker" "inspect" "4dd45d94a7c75e535fdddc71fca1b8ed3258a09b0f1228d7bb892438255734bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dd45d94a7c75e535fdddc71fca1b8ed3258a09b0f1228d7bb892438255734bc", kill_on_drop: false }`
[INFO] [stdout] 4dd45d94a7c75e535fdddc71fca1b8ed3258a09b0f1228d7bb892438255734bc