[INFO] fetching crate ttftp 0.2.0... [INFO] building ttftp-0.2.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2 [INFO] extracting crate ttftp 0.2.0 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate ttftp 0.2.0 [INFO] finished tweaking crates.io crate ttftp 0.2.0 [INFO] tweaked toml for crates.io crate ttftp 0.2.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate ttftp 0.2.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 7 packages to latest compatible versions [INFO] [stderr] Adding nom v7.1.3 (available: v8.0.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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 macro_rules_attribute v0.2.2 [INFO] [stderr] Downloaded macro_rules_attribute-proc_macro v0.2.2 [INFO] [stderr] Downloaded netascii v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7ca4649e6c8c2e81e76619ea39827d30ddb1e31caaa9f336cdbcc12d72eef5b0 [INFO] running `Command { std: "docker" "start" "-a" "7ca4649e6c8c2e81e76619ea39827d30ddb1e31caaa9f336cdbcc12d72eef5b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7ca4649e6c8c2e81e76619ea39827d30ddb1e31caaa9f336cdbcc12d72eef5b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7ca4649e6c8c2e81e76619ea39827d30ddb1e31caaa9f336cdbcc12d72eef5b0", kill_on_drop: false }` [INFO] [stdout] 7ca4649e6c8c2e81e76619ea39827d30ddb1e31caaa9f336cdbcc12d72eef5b0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0de2b351308536378633a66794e58b19b851241eb9309a408ee4f52480410006 [INFO] running `Command { std: "docker" "start" "-a" "0de2b351308536378633a66794e58b19b851241eb9309a408ee4f52480410006", kill_on_drop: false }` [INFO] [stderr] Compiling macro_rules_attribute-proc_macro v0.2.2 [INFO] [stderr] Compiling minimal-lexical v0.2.1 [INFO] [stderr] Compiling memchr v2.7.6 [INFO] [stderr] Compiling netascii v0.1.0 [INFO] [stderr] Compiling macro_rules_attribute v0.2.2 [INFO] [stderr] Compiling nom v7.1.3 [INFO] [stderr] Compiling ttftp v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/client.rs:1078:26 [INFO] [stdout] | [INFO] [stdout] 1078 | self.message.display(), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [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 `DisplayExt::display(...)` to keep using the current method [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default [INFO] [stdout] help: add `#![feature(cstr_display)]` to the crate attributes to enable `core::ffi::CStr::display` [INFO] [stdout] --> src/lib.rs:13:1 [INFO] [stdout] | [INFO] [stdout] 13 + #![feature(cstr_display)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/client.rs:1200:58 [INFO] [stdout] | [INFO] [stdout] 1200 | write!(f, "illegal filename '{}'", self.filename.display()) [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [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 `DisplayExt::display(...)` to keep using the current method [INFO] [stdout] help: add `#![feature(cstr_display)]` to the crate attributes to enable `core::ffi::CStr::display` [INFO] [stdout] --> src/lib.rs:13:1 [INFO] [stdout] | [INFO] [stdout] 13 + #![feature(cstr_display)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/lib.rs:698:47 [INFO] [stdout] | [INFO] [stdout] 698 | write!(f, "unknown mode '{}'", self.0.display()) [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [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 `DisplayExt::display(...)` to keep using the current method [INFO] [stdout] help: add `#![feature(cstr_display)]` to the crate attributes to enable `core::ffi::CStr::display` [INFO] [stdout] | [INFO] [stdout] 13 + #![feature(cstr_display)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:180:18 [INFO] [stdout] | [INFO] [stdout] 180 | pub fn bytes(&self) -> Result { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 180 | pub fn bytes(&self) -> Result, TooLongError> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.40s [INFO] running `Command { std: "docker" "inspect" "0de2b351308536378633a66794e58b19b851241eb9309a408ee4f52480410006", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0de2b351308536378633a66794e58b19b851241eb9309a408ee4f52480410006", kill_on_drop: false }` [INFO] [stdout] 0de2b351308536378633a66794e58b19b851241eb9309a408ee4f52480410006 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e4ca15da435d138915b0c618a0e1003a20c6c1ed808a27feb617f11981fbcaf9 [INFO] running `Command { std: "docker" "start" "-a" "e4ca15da435d138915b0c618a0e1003a20c6c1ed808a27feb617f11981fbcaf9", kill_on_drop: false }` [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/client.rs:1078:26 [INFO] [stdout] | [INFO] [stdout] 1078 | self.message.display(), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [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 `DisplayExt::display(...)` to keep using the current method [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default [INFO] [stdout] help: add `#![feature(cstr_display)]` to the crate attributes to enable `core::ffi::CStr::display` [INFO] [stdout] --> src/lib.rs:13:1 [INFO] [stdout] | [INFO] [stdout] 13 + #![feature(cstr_display)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/client.rs:1200:58 [INFO] [stdout] | [INFO] [stdout] 1200 | write!(f, "illegal filename '{}'", self.filename.display()) [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [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 `DisplayExt::display(...)` to keep using the current method [INFO] [stdout] help: add `#![feature(cstr_display)]` to the crate attributes to enable `core::ffi::CStr::display` [INFO] [stdout] --> src/lib.rs:13:1 [INFO] [stdout] | [INFO] [stdout] 13 + #![feature(cstr_display)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/lib.rs:698:47 [INFO] [stdout] | [INFO] [stdout] 698 | write!(f, "unknown mode '{}'", self.0.display()) [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [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 `DisplayExt::display(...)` to keep using the current method [INFO] [stdout] help: add `#![feature(cstr_display)]` to the crate attributes to enable `core::ffi::CStr::display` [INFO] [stdout] | [INFO] [stdout] 13 + #![feature(cstr_display)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling ttftp v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:180:18 [INFO] [stdout] | [INFO] [stdout] 180 | pub fn bytes(&self) -> Result { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 180 | pub fn bytes(&self) -> Result, TooLongError> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/client.rs:1078:26 [INFO] [stdout] | [INFO] [stdout] 1078 | self.message.display(), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [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 `DisplayExt::display(...)` to keep using the current method [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default [INFO] [stdout] help: add `#![feature(cstr_display)]` to the crate attributes to enable `core::ffi::CStr::display` [INFO] [stdout] --> src/lib.rs:13:1 [INFO] [stdout] | [INFO] [stdout] 13 + #![feature(cstr_display)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/client.rs:1200:58 [INFO] [stdout] | [INFO] [stdout] 1200 | write!(f, "illegal filename '{}'", self.filename.display()) [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [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 `DisplayExt::display(...)` to keep using the current method [INFO] [stdout] help: add `#![feature(cstr_display)]` to the crate attributes to enable `core::ffi::CStr::display` [INFO] [stdout] --> src/lib.rs:13:1 [INFO] [stdout] | [INFO] [stdout] 13 + #![feature(cstr_display)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/lib.rs:698:47 [INFO] [stdout] | [INFO] [stdout] 698 | write!(f, "unknown mode '{}'", self.0.display()) [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [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 `DisplayExt::display(...)` to keep using the current method [INFO] [stdout] help: add `#![feature(cstr_display)]` to the crate attributes to enable `core::ffi::CStr::display` [INFO] [stdout] | [INFO] [stdout] 13 + #![feature(cstr_display)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:180:18 [INFO] [stdout] | [INFO] [stdout] 180 | pub fn bytes(&self) -> Result { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 180 | pub fn bytes(&self) -> Result, TooLongError> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.47s [INFO] running `Command { std: "docker" "inspect" "e4ca15da435d138915b0c618a0e1003a20c6c1ed808a27feb617f11981fbcaf9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e4ca15da435d138915b0c618a0e1003a20c6c1ed808a27feb617f11981fbcaf9", kill_on_drop: false }` [INFO] [stdout] e4ca15da435d138915b0c618a0e1003a20c6c1ed808a27feb617f11981fbcaf9