[INFO] fetching crate consecutive-vecmap 0.1.1...
[INFO] checking consecutive-vecmap-0.1.1 against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393
[INFO] extracting crate consecutive-vecmap 0.1.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate consecutive-vecmap 0.1.1 on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate consecutive-vecmap 0.1.1
[INFO] finished tweaking crates.io crate consecutive-vecmap 0.1.1
[INFO] tweaked toml for crates.io crate consecutive-vecmap 0.1.1 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" "+5518eaa946291f00471af8b254b2a1715f234882" "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" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fcc1a76e6f15da4eb7a14632448ac0136109e1a20de6edcd0d59775fd3db3b46
[INFO] running `Command { std: "docker" "start" "-a" "fcc1a76e6f15da4eb7a14632448ac0136109e1a20de6edcd0d59775fd3db3b46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fcc1a76e6f15da4eb7a14632448ac0136109e1a20de6edcd0d59775fd3db3b46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcc1a76e6f15da4eb7a14632448ac0136109e1a20de6edcd0d59775fd3db3b46", kill_on_drop: false }`
[INFO] [stdout] fcc1a76e6f15da4eb7a14632448ac0136109e1a20de6edcd0d59775fd3db3b46
[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" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c50af49ed7d1b5baf2a18ce60cd147a8b8e13c349043a227a3ddd82d2db73592
[INFO] running `Command { std: "docker" "start" "-a" "c50af49ed7d1b5baf2a18ce60cd147a8b8e13c349043a227a3ddd82d2db73592", kill_on_drop: false }`
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking consecutive-vecmap v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused comparison that must be used
[INFO] [stdout]    --> src/lib.rs:203:13
[INFO] [stdout]     |
[INFO] [stdout] 203 |             self.head == None;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^ the comparison produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 203 |             let _ = self.head == None;
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `shuffle` found for struct `ThreadRng` in the current scope
[INFO] [stdout]    --> src/lib.rs:312:28
[INFO] [stdout]     |
[INFO] [stdout] 312 |         rand::thread_rng().shuffle(&mut random_vec);
[INFO] [stdout]     |                            ^^^^^^^ method not found in `ThreadRng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `consecutive-vecmap` (lib test) due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "c50af49ed7d1b5baf2a18ce60cd147a8b8e13c349043a227a3ddd82d2db73592", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c50af49ed7d1b5baf2a18ce60cd147a8b8e13c349043a227a3ddd82d2db73592", kill_on_drop: false }`
[INFO] [stdout] c50af49ed7d1b5baf2a18ce60cd147a8b8e13c349043a227a3ddd82d2db73592
[INFO] checking consecutive-vecmap-0.1.1 against try#7622c0f807a4e13c4db886a1681bf343795692df+rustflags=-Dnon_local_definitions for pr-120393
[INFO] extracting crate consecutive-vecmap 0.1.1 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate consecutive-vecmap 0.1.1 on toolchain 7622c0f807a4e13c4db886a1681bf343795692df
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7622c0f807a4e13c4db886a1681bf343795692df" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate consecutive-vecmap 0.1.1
[INFO] finished tweaking crates.io crate consecutive-vecmap 0.1.1
[INFO] tweaked toml for crates.io crate consecutive-vecmap 0.1.1 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" "+7622c0f807a4e13c4db886a1681bf343795692df" "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" "+7622c0f807a4e13c4db886a1681bf343795692df" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+7622c0f807a4e13c4db886a1681bf343795692df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f3d650a465b9b7dca0c13a848d958bb2a0b1762a09c6b4d17093c51ccae15966
[INFO] running `Command { std: "docker" "start" "-a" "f3d650a465b9b7dca0c13a848d958bb2a0b1762a09c6b4d17093c51ccae15966", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3d650a465b9b7dca0c13a848d958bb2a0b1762a09c6b4d17093c51ccae15966", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3d650a465b9b7dca0c13a848d958bb2a0b1762a09c6b4d17093c51ccae15966", kill_on_drop: false }`
[INFO] [stdout] f3d650a465b9b7dca0c13a848d958bb2a0b1762a09c6b4d17093c51ccae15966
[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 -Dnon_local_definitions" "-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" "+7622c0f807a4e13c4db886a1681bf343795692df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef3f3db856abbf7b16fbdb14540e60c5c9d98a5766631419c6569b5bdce576af
[INFO] running `Command { std: "docker" "start" "-a" "ef3f3db856abbf7b16fbdb14540e60c5c9d98a5766631419c6569b5bdce576af", kill_on_drop: false }`
[INFO] [stderr]     Checking consecutive-vecmap v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stdout] warning: unused comparison that must be used
[INFO] [stdout]    --> src/lib.rs:203:13
[INFO] [stdout]     |
[INFO] [stdout] 203 |             self.head == None;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^ the comparison produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 203 |             let _ = self.head == None;
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `shuffle` found for struct `ThreadRng` in the current scope
[INFO] [stdout]    --> src/lib.rs:312:28
[INFO] [stdout]     |
[INFO] [stdout] 312 |         rand::thread_rng().shuffle(&mut random_vec);
[INFO] [stdout]     |                            ^^^^^^^ method not found in `ThreadRng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `consecutive-vecmap` (lib test) due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "ef3f3db856abbf7b16fbdb14540e60c5c9d98a5766631419c6569b5bdce576af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef3f3db856abbf7b16fbdb14540e60c5c9d98a5766631419c6569b5bdce576af", kill_on_drop: false }`
[INFO] [stdout] ef3f3db856abbf7b16fbdb14540e60c5c9d98a5766631419c6569b5bdce576af
