[INFO] fetching crate cloudr 1.3.0...
[INFO] checking cloudr-1.3.0 against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] extracting crate cloudr 1.3.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate cloudr 1.3.0
[INFO] finished tweaking crates.io crate cloudr 1.3.0
[INFO] tweaked toml for crates.io crate cloudr 1.3.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cloudr 1.3.0 on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb091f3b12a236e39a19e12868dc2deb79f8bb8643651d6a87080f14e3c58e4a
[INFO] running `Command { std: "docker" "start" "-a" "eb091f3b12a236e39a19e12868dc2deb79f8bb8643651d6a87080f14e3c58e4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb091f3b12a236e39a19e12868dc2deb79f8bb8643651d6a87080f14e3c58e4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb091f3b12a236e39a19e12868dc2deb79f8bb8643651d6a87080f14e3c58e4a", kill_on_drop: false }`
[INFO] [stdout] eb091f3b12a236e39a19e12868dc2deb79f8bb8643651d6a87080f14e3c58e4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eab468b1dbb45a4961dd7fecb2dcda8927fe32fd8ad845b737604a61708a2bdb
[INFO] running `Command { std: "docker" "start" "-a" "eab468b1dbb45a4961dd7fecb2dcda8927fe32fd8ad845b737604a61708a2bdb", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking cloudr v1.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `suspicious_auto_trait_impls` has been removed: no longer needed, see issue #93367 <https://github.com/rust-lang/rust/issues/93367> for more information
[INFO] [stdout]    --> src/lib.rs:124:10
[INFO] [stdout]     |
[INFO] [stdout] 124 | #![allow(suspicious_auto_trait_impls)]
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `suspicious_auto_trait_impls` has been removed: no longer needed, see issue #93367 <https://github.com/rust-lang/rust/issues/93367> for more information
[INFO] [stdout]    --> src/lib.rs:124:10
[INFO] [stdout]     |
[INFO] [stdout] 124 | #![allow(suspicious_auto_trait_impls)]
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&V` instead of cloning the inner type
[INFO] [stdout]    --> src/cloud.rs:712:48
[INFO] [stdout]     |
[INFO] [stdout] 712 |             new_cloud.insert(key.clone(), value.clone());
[INFO] [stdout]     |                                                ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&V` instead of cloning the inner type
[INFO] [stdout]    --> src/cloud.rs:716:48
[INFO] [stdout]     |
[INFO] [stdout] 716 |             new_cloud.insert(key.clone(), value.clone());
[INFO] [stdout]     |                                                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&V` instead of cloning the inner type
[INFO] [stdout]    --> src/cloud.rs:743:48
[INFO] [stdout]     |
[INFO] [stdout] 743 |             new_cloud.insert(key.clone(), value.clone());
[INFO] [stdout]     |                                                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&V` instead of cloning the inner type
[INFO] [stdout]    --> src/cloud.rs:748:52
[INFO] [stdout]     |
[INFO] [stdout] 748 |                 new_cloud.insert(key.clone(), value.clone());
[INFO] [stdout]     |                                                    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&V` instead of cloning the inner type
[INFO] [stdout]    --> src/cloud.rs:884:40
[INFO] [stdout]     |
[INFO] [stdout] 884 |             new_map.insert(k.clone(), v.clone().clone());
[INFO] [stdout]     |                                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/iter.rs:112:55
[INFO] [stdout]     |
[INFO] [stdout] 112 |     pub fn new(pairs: Vec<(&'a K, &'a mut &'a V)>) -> IterMut<K, V> {
[INFO] [stdout]     |                             --     --      --         ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                             |      |       |
[INFO] [stdout]     |                             |      |       the lifetime is named here
[INFO] [stdout]     |                             |      the lifetime is named here
[INFO] [stdout]     |                             the lifetime is named 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: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 112 |     pub fn new(pairs: Vec<(&'a K, &'a mut &'a V)>) -> IterMut<'a, K, V> {
[INFO] [stdout]     |                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&V` instead of cloning the inner type
[INFO] [stdout]    --> src/cloud.rs:712:48
[INFO] [stdout]     |
[INFO] [stdout] 712 |             new_cloud.insert(key.clone(), value.clone());
[INFO] [stdout]     |                                                ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&V` instead of cloning the inner type
[INFO] [stdout]    --> src/cloud.rs:716:48
[INFO] [stdout]     |
[INFO] [stdout] 716 |             new_cloud.insert(key.clone(), value.clone());
[INFO] [stdout]     |                                                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&V` instead of cloning the inner type
[INFO] [stdout]    --> src/cloud.rs:743:48
[INFO] [stdout]     |
[INFO] [stdout] 743 |             new_cloud.insert(key.clone(), value.clone());
[INFO] [stdout]     |                                                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&V` instead of cloning the inner type
[INFO] [stdout]    --> src/cloud.rs:748:52
[INFO] [stdout]     |
[INFO] [stdout] 748 |                 new_cloud.insert(key.clone(), value.clone());
[INFO] [stdout]     |                                                    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&V` instead of cloning the inner type
[INFO] [stdout]    --> src/cloud.rs:884:40
[INFO] [stdout]     |
[INFO] [stdout] 884 |             new_map.insert(k.clone(), v.clone().clone());
[INFO] [stdout]     |                                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/iter.rs:112:55
[INFO] [stdout]     |
[INFO] [stdout] 112 |     pub fn new(pairs: Vec<(&'a K, &'a mut &'a V)>) -> IterMut<K, V> {
[INFO] [stdout]     |                             --     --      --         ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                             |      |       |
[INFO] [stdout]     |                             |      |       the lifetime is named here
[INFO] [stdout]     |                             |      the lifetime is named here
[INFO] [stdout]     |                             the lifetime is named 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: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 112 |     pub fn new(pairs: Vec<(&'a K, &'a mut &'a V)>) -> IterMut<'a, K, V> {
[INFO] [stdout]     |                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "eab468b1dbb45a4961dd7fecb2dcda8927fe32fd8ad845b737604a61708a2bdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eab468b1dbb45a4961dd7fecb2dcda8927fe32fd8ad845b737604a61708a2bdb", kill_on_drop: false }`
[INFO] [stdout] eab468b1dbb45a4961dd7fecb2dcda8927fe32fd8ad845b737604a61708a2bdb
