[INFO] fetching crate ttftp 0.2.0...
[INFO] building ttftp-0.2.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate ttftp 0.2.0 into /workspace/builds/worker-2-tc2/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-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ttftp 0.2.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e927767705aa0ffc855341e2c5643d570066c67c6474b3a8f870af1bdf33b6fc
[INFO] running `Command { std: "docker" "start" "-a" "e927767705aa0ffc855341e2c5643d570066c67c6474b3a8f870af1bdf33b6fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e927767705aa0ffc855341e2c5643d570066c67c6474b3a8f870af1bdf33b6fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e927767705aa0ffc855341e2c5643d570066c67c6474b3a8f870af1bdf33b6fc", kill_on_drop: false }`
[INFO] [stdout] e927767705aa0ffc855341e2c5643d570066c67c6474b3a8f870af1bdf33b6fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc69c1482b46626c3c408ffd82b0fb517393b0cf393216aec72c1b96a8c1b728
[INFO] running `Command { std: "docker" "start" "-a" "fc69c1482b46626c3c408ffd82b0fb517393b0cf393216aec72c1b96a8c1b728", kill_on_drop: false }`
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling macro_rules_attribute-proc_macro v0.2.2
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling netascii v0.1.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling macro_rules_attribute v0.2.2
[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 <https://github.com/rust-lang/rust/issues/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 <https://github.com/rust-lang/rust/issues/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 <https://github.com/rust-lang/rust/issues/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<PacketBytes, TooLongError> {
[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<PacketBytes<'_>, TooLongError> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.04s
[INFO] running `Command { std: "docker" "inspect" "fc69c1482b46626c3c408ffd82b0fb517393b0cf393216aec72c1b96a8c1b728", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc69c1482b46626c3c408ffd82b0fb517393b0cf393216aec72c1b96a8c1b728", kill_on_drop: false }`
[INFO] [stdout] fc69c1482b46626c3c408ffd82b0fb517393b0cf393216aec72c1b96a8c1b728
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 298b4cf9da483516740e0015287847a1f78ebbbc8bd5dc535c29d2edbb384419
[INFO] running `Command { std: "docker" "start" "-a" "298b4cf9da483516740e0015287847a1f78ebbbc8bd5dc535c29d2edbb384419", 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 <https://github.com/rust-lang/rust/issues/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 <https://github.com/rust-lang/rust/issues/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] [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/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 <https://github.com/rust-lang/rust/issues/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<PacketBytes, TooLongError> {
[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<PacketBytes<'_>, 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 <https://github.com/rust-lang/rust/issues/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 <https://github.com/rust-lang/rust/issues/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 <https://github.com/rust-lang/rust/issues/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<PacketBytes, TooLongError> {
[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<PacketBytes<'_>, TooLongError> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `Command { std: "docker" "inspect" "298b4cf9da483516740e0015287847a1f78ebbbc8bd5dc535c29d2edbb384419", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "298b4cf9da483516740e0015287847a1f78ebbbc8bd5dc535c29d2edbb384419", kill_on_drop: false }`
[INFO] [stdout] 298b4cf9da483516740e0015287847a1f78ebbbc8bd5dc535c29d2edbb384419
