[INFO] cloning repository https://github.com/thoughtworks/candouble [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thoughtworks/candouble" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthoughtworks%2Fcandouble", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthoughtworks%2Fcandouble'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bf582f104b4be7a93e65996d100cf26dd4d2b71c [INFO] checking thoughtworks/candouble against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthoughtworks%2Fcandouble" "/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/thoughtworks/candouble on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/thoughtworks/candouble [INFO] finished tweaking git repo https://github.com/thoughtworks/candouble [INFO] tweaked toml for git repo https://github.com/thoughtworks/candouble written to /workspace/builds/worker-15/source/Cargo.toml [INFO] crate git repo https://github.com/thoughtworks/candouble already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "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-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 59cc4f7838935b96939f8dd6c99bafd113e26c668a673c9a065dc1f5ff2f0714 [INFO] running `Command { std: "docker" "start" "-a" "59cc4f7838935b96939f8dd6c99bafd113e26c668a673c9a065dc1f5ff2f0714", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "59cc4f7838935b96939f8dd6c99bafd113e26c668a673c9a065dc1f5ff2f0714", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59cc4f7838935b96939f8dd6c99bafd113e26c668a673c9a065dc1f5ff2f0714", kill_on_drop: false }` [INFO] [stdout] 59cc4f7838935b96939f8dd6c99bafd113e26c668a673c9a065dc1f5ff2f0714 [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e7e795f553bae043a86430b65aae5e008daa196be0e5270fb117bef6f04646fa [INFO] running `Command { std: "docker" "start" "-a" "e7e795f553bae043a86430b65aae5e008daa196be0e5270fb117bef6f04646fa", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.79 [INFO] [stderr] Checking libc v0.2.43 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Checking rand_core v0.3.0 [INFO] [stderr] Checking futures v0.1.25 [INFO] [stderr] Checking byteorder v1.2.7 [INFO] [stderr] Compiling proc-macro2 v0.4.19 [INFO] [stderr] Compiling cc v1.0.26 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Checking lazycell v1.2.1 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Compiling rustc-demangle v0.1.10 [INFO] [stderr] Compiling itoa v0.4.3 [INFO] [stderr] Compiling pulldown-cmark v0.2.0 [INFO] [stderr] Compiling same-file v1.0.4 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling remove_dir_all v0.5.1 [INFO] [stderr] Compiling glob v0.2.11 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling bytecount v0.4.0 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling httparse v1.3.3 [INFO] [stderr] Checking try-lock v0.2.2 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Checking string v0.1.2 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Compiling candouble v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking linked-hash-map v0.5.1 [INFO] [stderr] Compiling memchr v2.1.2 [INFO] [stderr] Compiling unicase v2.2.0 [INFO] [stderr] Checking arrayvec v0.4.8 [INFO] [stderr] Checking getopts v0.2.18 [INFO] [stderr] Compiling ryu v0.2.6 [INFO] [stderr] Checking smallvec v0.6.7 [INFO] [stderr] Checking owning_ref v0.4.0 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking crossbeam-utils v0.6.3 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.6.4 [INFO] [stderr] Checking rand_core v0.2.2 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Compiling walkdir v2.2.7 [INFO] [stderr] Compiling phf_shared v0.7.23 [INFO] [stderr] Checking base64 v0.10.0 [INFO] [stderr] Compiling rand v0.5.5 [INFO] [stderr] Compiling rand v0.4.3 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Checking crossbeam-epoch v0.6.1 [INFO] [stderr] Checking phf v0.7.23 [INFO] [stderr] Checking tokio-executor v0.1.5 [INFO] [stderr] Checking want v0.0.6 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking tokio-current-thread v0.1.4 [INFO] [stderr] Checking tokio-timer v0.2.8 [INFO] [stderr] Checking crossbeam-deque v0.6.2 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking num_cpus v1.9.0 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking time v0.1.41 [INFO] [stderr] Checking mime v0.3.12 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking bytes v0.4.11 [INFO] [stderr] Compiling tempdir v0.3.7 [INFO] [stderr] Compiling phf_generator v0.7.23 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Checking cookie v0.11.0 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Compiling phf_codegen v0.7.23 [INFO] [stderr] Compiling backtrace-sys v0.1.26 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.6 [INFO] [stderr] Checking uuid v0.7.1 [INFO] [stderr] Compiling quote v0.6.8 [INFO] [stderr] Checking tokio-io v0.1.10 [INFO] [stderr] Checking http v0.1.14 [INFO] [stderr] Compiling syn v0.15.6 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Compiling backtrace v0.3.11 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Compiling error-chain v0.12.0 [INFO] [stderr] Checking h2 v0.1.14 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling serde_json v1.0.30 [INFO] [stderr] Checking bincode v1.0.1 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Compiling rand_chacha v0.1.0 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Compiling rand v0.6.1 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking tokio-reactor v0.1.7 [INFO] [stderr] Compiling serde_derive v1.0.79 [INFO] [stderr] Compiling failure_derive v0.1.3 [INFO] [stderr] Compiling gotham_derive v0.3.0 [INFO] [stderr] Checking tokio-tcp v0.1.2 [INFO] [stderr] Checking tokio-udp v0.1.3 [INFO] [stderr] Checking tokio-uds v0.2.4 [INFO] [stderr] Checking tokio-threadpool v0.1.9 [INFO] [stderr] Checking tokio-fs v0.1.4 [INFO] [stderr] Checking failure v0.1.3 [INFO] [stderr] Checking tokio v0.1.13 [INFO] [stderr] Checking hyper v0.12.18 [INFO] [stderr] Compiling cargo_metadata v0.6.4 [INFO] [stderr] Compiling skeptic v0.13.4 [INFO] [stderr] Compiling borrow-bag v1.0.0 [INFO] [stderr] Checking gotham v0.3.0 [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/imposter.rs:63:72 [INFO] [stdout] | [INFO] [stdout] 63 | pub fn run_with_adaptor(id: u32, mut list: ImposterList, adaptor: &mut CANAdaptor) { [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn CANAdaptor` [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: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/can/dummy.rs:10:32 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn new() -> Result, &'static str> { [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn CANAdaptor` [INFO] [stdout] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/can/mod.rs:62:39 [INFO] [stdout] | [INFO] [stdout] 62 | pub fn create_adaptor() -> Result, &'static str> { [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn CANAdaptor` [INFO] [stdout] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/imposter.rs:63:72 [INFO] [stdout] | [INFO] [stdout] 63 | pub fn run_with_adaptor(id: u32, mut list: ImposterList, adaptor: &mut CANAdaptor) { [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn CANAdaptor` [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: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/can/dummy.rs:10:32 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn new() -> Result, &'static str> { [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn CANAdaptor` [INFO] [stdout] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/can/mod.rs:62:39 [INFO] [stdout] | [INFO] [stdout] 62 | pub fn create_adaptor() -> Result, &'static str> { [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn CANAdaptor` [INFO] [stdout] | [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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:17:28 [INFO] [stdout] | [INFO] [stdout] 17 | Err(f) => { panic!(f.to_string()) } [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 17 | Err(f) => { panic!("{}", f.to_string()) } [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 17 | Err(f) => { std::panic::panic_any(f.to_string()) } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:17:28 [INFO] [stdout] | [INFO] [stdout] 17 | Err(f) => { panic!(f.to_string()) } [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 17 | Err(f) => { panic!("{}", f.to_string()) } [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 17 | Err(f) => { std::panic::panic_any(f.to_string()) } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 43.15s [INFO] running `Command { std: "docker" "inspect" "e7e795f553bae043a86430b65aae5e008daa196be0e5270fb117bef6f04646fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e7e795f553bae043a86430b65aae5e008daa196be0e5270fb117bef6f04646fa", kill_on_drop: false }` [INFO] [stdout] e7e795f553bae043a86430b65aae5e008daa196be0e5270fb117bef6f04646fa