[INFO] cloning repository https://github.com/tage64/mental-calc [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tage64/mental-calc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftage64%2Fmental-calc", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftage64%2Fmental-calc'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5b3717683f040ff9161974d24ab6b8410e9daa22 [INFO] checking tage64/mental-calc against try#8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346 for pr-86194 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftage64%2Fmental-calc" "/workspace/builds/worker-15/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tage64/mental-calc on toolchain 8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tage64/mental-calc [INFO] finished tweaking git repo https://github.com/tage64/mental-calc [INFO] tweaked toml for git repo https://github.com/tage64/mental-calc written to /workspace/builds/worker-15/source/Cargo.toml [INFO] crate git repo https://github.com/tage64/mental-calc already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded dialoguer v0.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 62f1ebb6e89f813f4be2bb75c12bd3f066e7461175dee2488e4ff49a05368e29 [INFO] running `Command { std: "docker" "start" "-a" "62f1ebb6e89f813f4be2bb75c12bd3f066e7461175dee2488e4ff49a05368e29", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "62f1ebb6e89f813f4be2bb75c12bd3f066e7461175dee2488e4ff49a05368e29", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "62f1ebb6e89f813f4be2bb75c12bd3f066e7461175dee2488e4ff49a05368e29", kill_on_drop: false }` [INFO] [stdout] 62f1ebb6e89f813f4be2bb75c12bd3f066e7461175dee2488e4ff49a05368e29 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9923e29496f5b0cf36bccedf2c551796f36de276a8e8c46b146bc29e26958e70 [INFO] running `Command { std: "docker" "start" "-a" "9923e29496f5b0cf36bccedf2c551796f36de276a8e8c46b146bc29e26958e70", kill_on_drop: false }` [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking clicolors-control v1.0.0 [INFO] [stderr] Checking termios v0.3.1 [INFO] [stderr] Compiling parking_lot_core v0.5.0 [INFO] [stderr] Compiling parking_lot v0.8.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking regex-syntax v0.6.6 [INFO] [stderr] Checking lock_api v0.2.0 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking tempfile v2.2.0 [INFO] [stderr] Checking regex v1.1.6 [INFO] [stderr] Checking console v0.7.5 [INFO] [stderr] Checking dialoguer v0.3.0 [INFO] [stderr] Checking mental_calc v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:131:29 [INFO] [stdout] | [INFO] [stdout] 131 | task_producers: Vec>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn TaskProducer` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [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] --> src/lib.rs:137:40 [INFO] [stdout] | [INFO] [stdout] 137 | pub fn new(task_producers: Vec>>) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn TaskProducer` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:131:29 [INFO] [stdout] | [INFO] [stdout] 131 | task_producers: Vec>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn TaskProducer` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [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] --> src/lib.rs:137:40 [INFO] [stdout] | [INFO] [stdout] 137 | pub fn new(task_producers: Vec>>) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn TaskProducer` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:33:37 [INFO] [stdout] | [INFO] [stdout] 33 | let mut task_producers: Vec>> = Vec::with_capacity(1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn TaskProducer` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [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] --> src/main.rs:63:47 [INFO] [stdout] | [INFO] [stdout] 63 | fn add_task_producer() -> IoResult>>> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn TaskProducer` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [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] --> src/main.rs:33:37 [INFO] [stdout] | [INFO] [stdout] 33 | let mut task_producers: Vec>> = Vec::with_capacity(1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn TaskProducer` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [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] --> src/main.rs:63:47 [INFO] [stdout] | [INFO] [stdout] 63 | fn add_task_producer() -> IoResult>>> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn TaskProducer` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.99s [INFO] running `Command { std: "docker" "inspect" "9923e29496f5b0cf36bccedf2c551796f36de276a8e8c46b146bc29e26958e70", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9923e29496f5b0cf36bccedf2c551796f36de276a8e8c46b146bc29e26958e70", kill_on_drop: false }` [INFO] [stdout] 9923e29496f5b0cf36bccedf2c551796f36de276a8e8c46b146bc29e26958e70