[INFO] fetching crate avocado 0.6.0... [INFO] checking avocado-0.6.0 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050 [INFO] extracting crate avocado 0.6.0 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate avocado 0.6.0 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate avocado 0.6.0 [INFO] finished tweaking crates.io crate avocado 0.6.0 [INFO] tweaked toml for crates.io crate avocado 0.6.0 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded semver v0.8.0 [INFO] [stderr] Downloaded md-5 v0.7.0 [INFO] [stderr] Downloaded scan_fmt v0.1.3 [INFO] [stderr] Downloaded separator v0.3.1 [INFO] [stderr] Downloaded sha-1 v0.7.0 [INFO] [stderr] Downloaded magnet_derive v0.8.0 [INFO] [stderr] Downloaded avocado_derive v0.6.0 [INFO] [stderr] Downloaded magnet_schema v0.8.0 [INFO] [stderr] Downloaded textnonce v0.6.5 [INFO] [stderr] Downloaded mongodb v0.3.12 [INFO] [stderr] Downloaded try_from v0.2.2 [INFO] [stderr] Downloaded bson v0.13.0 [INFO] [stderr] Downloaded pbkdf2 v0.2.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f9499b436865b3ca16b283aa5ea5ab3e439dd85ca4fd4ab42807e26278b2a19b [INFO] running `Command { std: "docker" "start" "-a" "f9499b436865b3ca16b283aa5ea5ab3e439dd85ca4fd4ab42807e26278b2a19b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f9499b436865b3ca16b283aa5ea5ab3e439dd85ca4fd4ab42807e26278b2a19b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f9499b436865b3ca16b283aa5ea5ab3e439dd85ca4fd4ab42807e26278b2a19b", kill_on_drop: false }` [INFO] [stdout] f9499b436865b3ca16b283aa5ea5ab3e439dd85ca4fd4ab42807e26278b2a19b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 58ad8884db151db968fca9feb6b12166e0842d9b91e630e6f8fb846f20978d6e [INFO] running `Command { std: "docker" "start" "-a" "58ad8884db151db968fca9feb6b12166e0842d9b91e630e6f8fb846f20978d6e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Checking arrayref v0.3.6 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking ucd-util v0.1.8 [INFO] [stderr] Checking utf8-ranges v1.0.4 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking try_from v0.2.2 [INFO] [stderr] Checking hex v0.3.2 [INFO] [stderr] Checking bufstream v0.1.4 [INFO] [stderr] Checking data-encoding v2.3.2 [INFO] [stderr] Checking separator v0.3.1 [INFO] [stderr] Compiling compiletest_rs v0.3.26 [INFO] [stderr] Checking diff v0.1.12 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking unsafe-any v0.4.2 [INFO] [stderr] Checking semver v0.8.0 [INFO] [stderr] Checking object v0.25.3 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking generic-array v0.9.1 [INFO] [stderr] Checking block-buffer v0.3.3 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking typemap v0.3.3 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_chacha v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking digest v0.7.6 [INFO] [stderr] Checking crypto-mac v0.6.2 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Checking sha2 v0.7.1 [INFO] [stderr] Checking md-5 v0.7.0 [INFO] [stderr] Checking sha-1 v0.7.0 [INFO] [stderr] Checking hmac v0.6.3 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking hostname v0.1.5 [INFO] [stderr] Checking dirs-sys v0.3.6 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking filetime v0.2.14 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Checking term v0.6.1 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking tester v0.6.0 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking pbkdf2 v0.2.3 [INFO] [stderr] Checking backtrace v0.3.60 [INFO] [stderr] Compiling synstructure v0.12.5 [INFO] [stderr] Checking scan_fmt v0.1.3 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling magnet_derive v0.8.0 [INFO] [stderr] Compiling avocado_derive v0.6.0 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking serde_json v1.0.64 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking textnonce v0.6.5 [INFO] [stderr] Checking bson v0.13.0 [INFO] [stderr] Checking rustfix v0.4.6 [INFO] [stderr] Checking magnet_schema v0.8.0 [INFO] [stderr] Checking mongodb v0.3.12 [INFO] [stderr] Checking avocado v0.6.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/bsn.rs:175:37 [INFO] [stdout] | [INFO] [stdout] 175 | struct Number { value: u64 }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/bsn.rs:178:41 [INFO] [stdout] | [INFO] [stdout] 178 | struct BigNumber { value: i128 }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/bsn.rs:208:37 [INFO] [stdout] | [INFO] [stdout] 208 | struct Number { value: u64 }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future [INFO] [stdout] --> src/error.rs:235:34 [INFO] [stdout] | [INFO] [stdout] 235 | let backtrace = if cause.backtrace().is_none() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `ErrorExt::backtrace(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(backtrace)]` to the crate attributes to enable `backtrace` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future [INFO] [stdout] --> src/error.rs:235:34 [INFO] [stdout] | [INFO] [stdout] 235 | let backtrace = if cause.backtrace().is_none() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `ErrorExt::backtrace(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(backtrace)]` to the crate attributes to enable `backtrace` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> examples/basic.rs:99:21 [INFO] [stdout] | [INFO] [stdout] 99 | struct AnyError(Box); // fast and loose, don't do this in prod [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 39.17s [INFO] running `Command { std: "docker" "inspect" "58ad8884db151db968fca9feb6b12166e0842d9b91e630e6f8fb846f20978d6e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "58ad8884db151db968fca9feb6b12166e0842d9b91e630e6f8fb846f20978d6e", kill_on_drop: false }` [INFO] [stdout] 58ad8884db151db968fca9feb6b12166e0842d9b91e630e6f8fb846f20978d6e