[INFO] cloning repository https://github.com/rrybarczyk/knapsack [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rrybarczyk/knapsack" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frrybarczyk%2Fknapsack", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frrybarczyk%2Fknapsack'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fecac2a681c483c04fedfe5feee561e8a86684db [INFO] testing rrybarczyk/knapsack against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frrybarczyk%2Fknapsack" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rrybarczyk/knapsack on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/rrybarczyk/knapsack [INFO] finished tweaking git repo https://github.com/rrybarczyk/knapsack [INFO] tweaked toml for git repo https://github.com/rrybarczyk/knapsack written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/rrybarczyk/knapsack already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde v1.0.88 [INFO] [stderr] Downloaded serde_derive v1.0.88 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 73d960f2cb9152a0038409fdb6b90b1716ff5c798728852999a63d9bbcd9d7ad [INFO] running `Command { std: "docker" "start" "-a" "73d960f2cb9152a0038409fdb6b90b1716ff5c798728852999a63d9bbcd9d7ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "73d960f2cb9152a0038409fdb6b90b1716ff5c798728852999a63d9bbcd9d7ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "73d960f2cb9152a0038409fdb6b90b1716ff5c798728852999a63d9bbcd9d7ad", kill_on_drop: false }` [INFO] [stdout] 73d960f2cb9152a0038409fdb6b90b1716ff5c798728852999a63d9bbcd9d7ad [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8e42b00c659b0d6f9b7e851d5c43dd0e6064d9280cdfe8c63f548d6033b5a2f7 [INFO] running `Command { std: "docker" "start" "-a" "8e42b00c659b0d6f9b7e851d5c43dd0e6064d9280cdfe8c63f548d6033b5a2f7", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.49 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling serde v1.0.88 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Compiling quote v0.6.11 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Compiling csv-core v0.1.5 [INFO] [stderr] Compiling serde_derive v1.0.88 [INFO] [stderr] Compiling csv v1.0.5 [INFO] [stderr] Compiling knapsack v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mempool.rs:32:42 [INFO] [stdout] | [INFO] [stdout] 32 | fn read_csv() -> Result, Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.91s [INFO] running `Command { std: "docker" "inspect" "8e42b00c659b0d6f9b7e851d5c43dd0e6064d9280cdfe8c63f548d6033b5a2f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8e42b00c659b0d6f9b7e851d5c43dd0e6064d9280cdfe8c63f548d6033b5a2f7", kill_on_drop: false }` [INFO] [stdout] 8e42b00c659b0d6f9b7e851d5c43dd0e6064d9280cdfe8c63f548d6033b5a2f7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] df82ff965ca4b3eddf7bf79d51144feff2e016128ee1938f227e6335944d6029 [INFO] running `Command { std: "docker" "start" "-a" "df82ff965ca4b3eddf7bf79d51144feff2e016128ee1938f227e6335944d6029", kill_on_drop: false }` [INFO] [stderr] Compiling knapsack v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mempool.rs:32:42 [INFO] [stdout] | [INFO] [stdout] 32 | fn read_csv() -> Result, Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mempool.rs:32:42 [INFO] [stdout] | [INFO] [stdout] 32 | fn read_csv() -> Result, Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.48s [INFO] running `Command { std: "docker" "inspect" "df82ff965ca4b3eddf7bf79d51144feff2e016128ee1938f227e6335944d6029", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df82ff965ca4b3eddf7bf79d51144feff2e016128ee1938f227e6335944d6029", kill_on_drop: false }` [INFO] [stdout] df82ff965ca4b3eddf7bf79d51144feff2e016128ee1938f227e6335944d6029 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 31f1d321a3964bbb988b493595655d4804b685d09b695a5ea1cfe113465fd7e3 [INFO] running `Command { std: "docker" "start" "-a" "31f1d321a3964bbb988b493595655d4804b685d09b695a5ea1cfe113465fd7e3", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/mempool.rs:32:42 [INFO] [stderr] | [INFO] [stderr] 32 | fn read_csv() -> Result, Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: `knapsack` (lib) generated 1 warning [INFO] [stderr] warning: `knapsack` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 35.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/knapsack-12a72d81171778f7) [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/knapsack-196c4fcde7168a27) [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] [stdout] [INFO] [stderr] Doc-tests knapsack [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] [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" "31f1d321a3964bbb988b493595655d4804b685d09b695a5ea1cfe113465fd7e3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "31f1d321a3964bbb988b493595655d4804b685d09b695a5ea1cfe113465fd7e3", kill_on_drop: false }` [INFO] [stdout] 31f1d321a3964bbb988b493595655d4804b685d09b695a5ea1cfe113465fd7e3