[INFO] fetching crate cargo-mextk 0.3.1...
[INFO] checking cargo-mextk-0.3.1 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] extracting crate cargo-mextk 0.3.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate cargo-mextk 0.3.1
[INFO] finished tweaking crates.io crate cargo-mextk 0.3.1
[INFO] tweaked toml for crates.io crate cargo-mextk 0.3.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cargo-mextk 0.3.1 on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cargo-mextk 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror v1.0.23
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[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd1e32f9a65a1b2539d5da6fb706bb54718cd69fde37af5001a0705e8583dc42
[INFO] running `Command { std: "docker" "start" "-a" "dd1e32f9a65a1b2539d5da6fb706bb54718cd69fde37af5001a0705e8583dc42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd1e32f9a65a1b2539d5da6fb706bb54718cd69fde37af5001a0705e8583dc42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd1e32f9a65a1b2539d5da6fb706bb54718cd69fde37af5001a0705e8583dc42", kill_on_drop: false }`
[INFO] [stdout] dd1e32f9a65a1b2539d5da6fb706bb54718cd69fde37af5001a0705e8583dc42
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b2b30634dca19f66cf8ff2fff0f24a1f11227c52ffc6058b64adc6baea5cb9e
[INFO] running `Command { std: "docker" "start" "-a" "5b2b30634dca19f66cf8ff2fff0f24a1f11227c52ffc6058b64adc6baea5cb9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling syn v1.0.60
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[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling glob v0.3.0
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[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling thread_local v1.1.3
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[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling rand_chacha v0.1.1
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[INFO] [stderr]    Compiling nom v4.2.3
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[INFO] [stderr]    Compiling rand v0.6.5
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[INFO] [stderr]    Compiling pkg-config v0.3.19
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[INFO] [stderr]     Checking tinyvec v1.1.1
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[INFO] [stderr]    Compiling bzip2-sys v0.1.10+1.0.8
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
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[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking unicode-normalization v0.1.17
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[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking num_cpus v1.13.0
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[INFO] [stderr]     Checking itoa v0.4.7
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[INFO] [stderr]     Checking seahash v4.1.0
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[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking webpki-roots v0.21.0
[INFO] [stderr]     Checking rustls v0.19.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling binread_derive v1.4.3
[INFO] [stderr]    Compiling cli-table-derive v0.4.0
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling include_dir_impl v0.6.0
[INFO] [stderr]     Checking ureq v2.0.1
[INFO] [stderr]     Checking include_dir v0.6.0
[INFO] [stderr]     Checking cli-table v0.4.1
[INFO] [stderr]     Checking thiserror v1.0.23
[INFO] [stderr]     Checking zip v0.5.9
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]    Compiling xdelta3 v0.1.5
[INFO] [stderr]     Checking binread v1.4.1
[INFO] [stderr]     Checking gc-gcm v0.10.0
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking cargo_metadata v0.9.1
[INFO] [stderr]     Checking cargo-mextk v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/iso.rs:143:20
[INFO] [stdout]     |
[INFO] [stdout] 143 |     pub fn display(&self) -> EntryDisplay {
[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] 143 |     pub fn display(&self) -> EntryDisplay<'_> {
[INFO] [stdout]     |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/iso.rs:143:20
[INFO] [stdout]     |
[INFO] [stdout] 143 |     pub fn display(&self) -> EntryDisplay {
[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] 143 |     pub fn display(&self) -> EntryDisplay<'_> {
[INFO] [stdout]     |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.65s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: cexpr v0.3.6, gc-gcm v0.10.0, nom v4.2.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "5b2b30634dca19f66cf8ff2fff0f24a1f11227c52ffc6058b64adc6baea5cb9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b2b30634dca19f66cf8ff2fff0f24a1f11227c52ffc6058b64adc6baea5cb9e", kill_on_drop: false }`
[INFO] [stdout] 5b2b30634dca19f66cf8ff2fff0f24a1f11227c52ffc6058b64adc6baea5cb9e
