[INFO] fetching crate borrowing_exerci 0.4.51... [INFO] checking borrowing_exerci-0.4.51 against master#fc81ad22c453776de16acf9938976930cf8c9401 for pr-77325 [INFO] extracting crate borrowing_exerci 0.4.51 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate borrowing_exerci 0.4.51 on toolchain fc81ad22c453776de16acf9938976930cf8c9401 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate borrowing_exerci 0.4.51 [INFO] finished tweaking crates.io crate borrowing_exerci 0.4.51 [INFO] tweaked toml for crates.io crate borrowing_exerci 0.4.51 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate crates.io crate borrowing_exerci 0.4.51 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 31a1418f6dccb303cd7044212c1be8d24ebeafbfb150ce53ee2fa34d6a14bb1b [INFO] running `Command { std: "docker" "start" "-a" "31a1418f6dccb303cd7044212c1be8d24ebeafbfb150ce53ee2fa34d6a14bb1b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "31a1418f6dccb303cd7044212c1be8d24ebeafbfb150ce53ee2fa34d6a14bb1b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "31a1418f6dccb303cd7044212c1be8d24ebeafbfb150ce53ee2fa34d6a14bb1b", kill_on_drop: false }` [INFO] [stdout] 31a1418f6dccb303cd7044212c1be8d24ebeafbfb150ce53ee2fa34d6a14bb1b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+fc81ad22c453776de16acf9938976930cf8c9401" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d2db1af9f4e1d9f7aad988c7e11ede0f0fd3a725c715f0e825a1dce6784c257c [INFO] running `Command { std: "docker" "start" "-a" "d2db1af9f4e1d9f7aad988c7e11ede0f0fd3a725c715f0e825a1dce6784c257c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling getrandom v0.1.12 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling serde v1.0.101 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Checking ppv-lite86 v0.2.5 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking yaml-rust v0.3.5 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking regex-syntax v0.6.12 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking owning_ref v0.4.0 [INFO] [stderr] Checking c2-chacha v0.2.2 [INFO] [stderr] Checking regex-automata v0.1.8 [INFO] [stderr] Checking dirs v1.0.5 [INFO] [stderr] Checking term_size v0.3.1 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking users v0.9.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking term v0.5.2 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking csv-core v0.1.6 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Checking run_script v0.3.2 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Checking bstr v0.2.8 [INFO] [stderr] Checking csv v1.1.1 [INFO] [stderr] Checking prettytable-rs v0.8.0 [INFO] [stderr] Checking borrowing_exerci v0.4.51 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:259:65 [INFO] [stdout] | [INFO] [stdout] 259 | Err(why) => panic!("couldn't open {}: {}", display, why.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:266:65 [INFO] [stdout] | [INFO] [stdout] 266 | Err(why) => panic!("couldn't read {}: {}", display, why.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:285:71 [INFO] [stdout] | [INFO] [stdout] 285 | Err(why) => panic!("couldn't create {}: {}", new_display, why.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:291:73 [INFO] [stdout] | [INFO] [stdout] 291 | Err(why) => panic!("couldn't write to {}: {}", new_display, why.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:259:65 [INFO] [stdout] | [INFO] [stdout] 259 | Err(why) => panic!("couldn't open {}: {}", display, why.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:266:65 [INFO] [stdout] | [INFO] [stdout] 266 | Err(why) => panic!("couldn't read {}: {}", display, why.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:285:71 [INFO] [stdout] | [INFO] [stdout] 285 | Err(why) => panic!("couldn't create {}: {}", new_display, why.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:291:73 [INFO] [stdout] | [INFO] [stdout] 291 | Err(why) => panic!("couldn't write to {}: {}", new_display, why.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.22s [INFO] running `Command { std: "docker" "inspect" "d2db1af9f4e1d9f7aad988c7e11ede0f0fd3a725c715f0e825a1dce6784c257c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2db1af9f4e1d9f7aad988c7e11ede0f0fd3a725c715f0e825a1dce6784c257c", kill_on_drop: false }` [INFO] [stdout] d2db1af9f4e1d9f7aad988c7e11ede0f0fd3a725c715f0e825a1dce6784c257c