[INFO] fetching crate pwrs 1.1.0...
[INFO] checking pwrs-1.1.0 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3
[INFO] extracting crate pwrs 1.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate pwrs 1.1.0 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pwrs 1.1.0
[INFO] finished tweaking crates.io crate pwrs 1.1.0
[INFO] tweaked toml for crates.io crate pwrs 1.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 11 packages
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] faa5f91ebd48271cee017bb992a8d4a4314d228e4ebe08597cad22c45e8264f9
[INFO] running `Command { std: "docker" "start" "-a" "faa5f91ebd48271cee017bb992a8d4a4314d228e4ebe08597cad22c45e8264f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "faa5f91ebd48271cee017bb992a8d4a4314d228e4ebe08597cad22c45e8264f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faa5f91ebd48271cee017bb992a8d4a4314d228e4ebe08597cad22c45e8264f9", kill_on_drop: false }`
[INFO] [stdout] faa5f91ebd48271cee017bb992a8d4a4314d228e4ebe08597cad22c45e8264f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16fdfec2285ead5ae7371fc21c1ddba6f984293b3692f76e877e12a2495c11b7
[INFO] running `Command { std: "docker" "start" "-a" "16fdfec2285ead5ae7371fc21c1ddba6f984293b3692f76e877e12a2495c11b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking pwrs v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find function `sample` in crate `rand`
[INFO] [stdout]   --> src/main.rs:53:11
[INFO] [stdout]    |
[INFO] [stdout] 53 |     rand::sample(&mut rng, words.iter(), cfg.number)
[INFO] [stdout]    |           ^^^^^^ not found in `rand`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]    |
[INFO] [stdout] 9  + use rand::seq::index::sample;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `sample`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 53 -     rand::sample(&mut rng, words.iter(), cfg.number)
[INFO] [stdout] 53 +     sample(&mut rng, words.iter(), cfg.number)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `sample` in crate `rand`
[INFO] [stdout]   --> src/main.rs:53:11
[INFO] [stdout]    |
[INFO] [stdout] 53 |     rand::sample(&mut rng, words.iter(), cfg.number)
[INFO] [stdout]    |           ^^^^^^ not found in `rand`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]    |
[INFO] [stdout] 9  + use rand::seq::index::sample;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `sample`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 53 -     rand::sample(&mut rng, words.iter(), cfg.number)
[INFO] [stdout] 53 +     sample(&mut rng, words.iter(), cfg.number)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     try!(dict.read_to_string(&mut buf));
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     try!(dict.read_to_string(&mut buf));
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:39:20
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let mut dict = try!(File::open(&cfg.filename));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:39:20
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let mut dict = try!(File::open(&cfg.filename));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/main.rs:130:14
[INFO] [stdout]     |
[INFO] [stdout] 130 |     for _ in (0..cfg.count) {
[INFO] [stdout]     |              ^            ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 130 -     for _ in (0..cfg.count) {
[INFO] [stdout] 130 +     for _ in 0..cfg.count {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/main.rs:130:14
[INFO] [stdout]     |
[INFO] [stdout] 130 |     for _ in (0..cfg.count) {
[INFO] [stdout]     |              ^            ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 130 -     for _ in (0..cfg.count) {
[INFO] [stdout] 130 +     for _ in 0..cfg.count {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::slice::<impl [T]>::connect`: renamed to join
[INFO] [stdout]    --> src/main.rs:136:25
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let out = inter.connect(" ");
[INFO] [stdout]     |                         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let out = inter.join(" ");
[INFO] [stdout]     |                         ~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::slice::<impl [T]>::connect`: renamed to join
[INFO] [stdout]    --> src/main.rs:136:25
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let out = inter.connect(" ");
[INFO] [stdout]     |                         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let out = inter.join(" ");
[INFO] [stdout]     |                         ~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pwrs` (bin "pwrs") due to 2 previous errors; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `pwrs` (bin "pwrs" test) due to 2 previous errors; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "16fdfec2285ead5ae7371fc21c1ddba6f984293b3692f76e877e12a2495c11b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16fdfec2285ead5ae7371fc21c1ddba6f984293b3692f76e877e12a2495c11b7", kill_on_drop: false }`
[INFO] [stdout] 16fdfec2285ead5ae7371fc21c1ddba6f984293b3692f76e877e12a2495c11b7