[INFO] cloning repository https://github.com/ianwjhalliday/adventofcode2016 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ianwjhalliday/adventofcode2016" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fianwjhalliday%2Fadventofcode2016", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fianwjhalliday%2Fadventofcode2016'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 64f5eba08305881ac73caa2f566756292b0ed2e5 [INFO] testing ianwjhalliday/adventofcode2016 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fianwjhalliday%2Fadventofcode2016" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ianwjhalliday/adventofcode2016 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ianwjhalliday/adventofcode2016 [INFO] finished tweaking git repo https://github.com/ianwjhalliday/adventofcode2016 [INFO] tweaked toml for git repo https://github.com/ianwjhalliday/adventofcode2016 written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/ianwjhalliday/adventofcode2016 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8e95947445347c7670dde0cd6fbc4ee520cd9fd0516c7050378d7ef3cc25074a [INFO] running `Command { std: "docker" "start" "-a" "8e95947445347c7670dde0cd6fbc4ee520cd9fd0516c7050378d7ef3cc25074a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8e95947445347c7670dde0cd6fbc4ee520cd9fd0516c7050378d7ef3cc25074a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8e95947445347c7670dde0cd6fbc4ee520cd9fd0516c7050378d7ef3cc25074a", kill_on_drop: false }` [INFO] [stdout] 8e95947445347c7670dde0cd6fbc4ee520cd9fd0516c7050378d7ef3cc25074a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8d22f599e493bfca969da30d3afefc9943de42146ddd737694db65fe287e2ddd [INFO] running `Command { std: "docker" "start" "-a" "8d22f599e493bfca969da30d3afefc9943de42146ddd737694db65fe287e2ddd", kill_on_drop: false }` [INFO] [stderr] Compiling rustc-serialize v0.3.22 [INFO] [stderr] Compiling rust-crypto v0.2.36 (/opt/rustwide/workdir/deps/rust-crypto) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> deps/rust-crypto/src/symmetriccipher.rs:51:38 [INFO] [stdout] | [INFO] [stdout] 51 | impl SynchronousStreamCipher for Box { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn SynchronousStreamCipher + 'static` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> deps/rust-crypto/src/symmetriccipher.rs:58:24 [INFO] [stdout] | [INFO] [stdout] 58 | impl Encryptor for Box { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn SynchronousStreamCipher + 'static` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> deps/rust-crypto/src/symmetriccipher.rs:65:24 [INFO] [stdout] | [INFO] [stdout] 65 | impl Decryptor for Box { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn SynchronousStreamCipher + 'static` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> deps/rust-crypto/src/cryptoutil.rs:70:32 [INFO] [stdout] | [INFO] [stdout] 70 | let mut tmp: u32 = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling advent2016 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.07s [INFO] running `Command { std: "docker" "inspect" "8d22f599e493bfca969da30d3afefc9943de42146ddd737694db65fe287e2ddd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d22f599e493bfca969da30d3afefc9943de42146ddd737694db65fe287e2ddd", kill_on_drop: false }` [INFO] [stdout] 8d22f599e493bfca969da30d3afefc9943de42146ddd737694db65fe287e2ddd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3c724fa6735403a6ff38390e962e4e0286a237ddf87b4e3bebee809aa9228a4e [INFO] running `Command { std: "docker" "start" "-a" "3c724fa6735403a6ff38390e962e4e0286a237ddf87b4e3bebee809aa9228a4e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> deps/rust-crypto/src/symmetriccipher.rs:51:38 [INFO] [stdout] | [INFO] [stdout] 51 | impl SynchronousStreamCipher for Box { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn SynchronousStreamCipher + 'static` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> deps/rust-crypto/src/symmetriccipher.rs:58:24 [INFO] [stdout] | [INFO] [stdout] 58 | impl Encryptor for Box { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn SynchronousStreamCipher + 'static` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> deps/rust-crypto/src/symmetriccipher.rs:65:24 [INFO] [stdout] | [INFO] [stdout] 65 | impl Decryptor for Box { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn SynchronousStreamCipher + 'static` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> deps/rust-crypto/src/cryptoutil.rs:70:32 [INFO] [stdout] | [INFO] [stdout] 70 | let mut tmp: u32 = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling advent2016 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.57s [INFO] running `Command { std: "docker" "inspect" "3c724fa6735403a6ff38390e962e4e0286a237ddf87b4e3bebee809aa9228a4e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c724fa6735403a6ff38390e962e4e0286a237ddf87b4e3bebee809aa9228a4e", kill_on_drop: false }` [INFO] [stdout] 3c724fa6735403a6ff38390e962e4e0286a237ddf87b4e3bebee809aa9228a4e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 878d0dad4d12ef863d21a4f6ee2f2cda068cd667a09097e5ac1de454c1ac350d [INFO] running `Command { std: "docker" "start" "-a" "878d0dad4d12ef863d21a4f6ee2f2cda068cd667a09097e5ac1de454c1ac350d", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> deps/rust-crypto/src/symmetriccipher.rs:51:38 [INFO] [stderr] | [INFO] [stderr] 51 | impl SynchronousStreamCipher for Box { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn SynchronousStreamCipher + 'static` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> deps/rust-crypto/src/symmetriccipher.rs:58:24 [INFO] [stderr] | [INFO] [stderr] 58 | impl Encryptor for Box { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn SynchronousStreamCipher + 'static` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> deps/rust-crypto/src/symmetriccipher.rs:65:24 [INFO] [stderr] | [INFO] [stderr] 65 | impl Decryptor for Box { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn SynchronousStreamCipher + 'static` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stderr] --> deps/rust-crypto/src/cryptoutil.rs:70:32 [INFO] [stderr] | [INFO] [stderr] 70 | let mut tmp: u32 = mem::uninitialized(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/advent2016-88389e88e54374f0) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "878d0dad4d12ef863d21a4f6ee2f2cda068cd667a09097e5ac1de454c1ac350d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "878d0dad4d12ef863d21a4f6ee2f2cda068cd667a09097e5ac1de454c1ac350d", kill_on_drop: false }` [INFO] [stdout] 878d0dad4d12ef863d21a4f6ee2f2cda068cd667a09097e5ac1de454c1ac350d