[INFO] cloning repository https://github.com/kiwistrongis/dsrex
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kiwistrongis/dsrex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkiwistrongis%2Fdsrex", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkiwistrongis%2Fdsrex'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6b45bb197094d1329ce631241a8480e4a6549292
[INFO] checking kiwistrongis/dsrex against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkiwistrongis%2Fdsrex" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kiwistrongis/dsrex on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kiwistrongis/dsrex
[INFO] finished tweaking git repo https://github.com/kiwistrongis/dsrex
[INFO] tweaked toml for git repo https://github.com/kiwistrongis/dsrex written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/kiwistrongis/dsrex 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] [stderr]     Updating dsrex v0.1.0 (/workspace/builds/worker-4-tc1/source) -> v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 874e732eb19353574387fd6bcecf019aadc2a9fd8f4308d2921dad2767e03b4a
[INFO] running `Command { std: "docker" "start" "-a" "874e732eb19353574387fd6bcecf019aadc2a9fd8f4308d2921dad2767e03b4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "874e732eb19353574387fd6bcecf019aadc2a9fd8f4308d2921dad2767e03b4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "874e732eb19353574387fd6bcecf019aadc2a9fd8f4308d2921dad2767e03b4a", kill_on_drop: false }`
[INFO] [stdout] 874e732eb19353574387fd6bcecf019aadc2a9fd8f4308d2921dad2767e03b4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b798d10539c45a5728df929b6d288ffdbbe4a4309d8bbd66c99f18c13412f83
[INFO] running `Command { std: "docker" "start" "-a" "5b798d10539c45a5728df929b6d288ffdbbe4a4309d8bbd66c99f18c13412f83", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking dsrex v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::hash::DefaultHasher` instead
[INFO] [stdout]  --> src/util.rs:4:32
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::hash::{ Hash, Hasher, SipHasher};
[INFO] [stdout]   |                                ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::hash::DefaultHasher` instead
[INFO] [stdout]   --> src/util.rs:56:19
[INFO] [stdout]    |
[INFO] [stdout] 56 |     let mut hasher = SipHasher::new();
[INFO] [stdout]    |                      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::hash::DefaultHasher` instead
[INFO] [stdout]  --> src/util.rs:4:32
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::hash::{ Hash, Hasher, SipHasher};
[INFO] [stdout]   |                                ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::hash::DefaultHasher` instead
[INFO] [stdout]   --> src/util.rs:56:19
[INFO] [stdout]    |
[INFO] [stdout] 56 |     let mut hasher = SipHasher::new();
[INFO] [stdout]    |                      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::hash::SipHasher::new`: use `std::hash::DefaultHasher` instead
[INFO] [stdout]   --> src/util.rs:56:30
[INFO] [stdout]    |
[INFO] [stdout] 56 |     let mut hasher = SipHasher::new();
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::hash::SipHasher::new`: use `std::hash::DefaultHasher` instead
[INFO] [stdout]   --> src/util.rs:56:30
[INFO] [stdout]    |
[INFO] [stdout] 56 |     let mut hasher = SipHasher::new();
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "5b798d10539c45a5728df929b6d288ffdbbe4a4309d8bbd66c99f18c13412f83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b798d10539c45a5728df929b6d288ffdbbe4a4309d8bbd66c99f18c13412f83", kill_on_drop: false }`
[INFO] [stdout] 5b798d10539c45a5728df929b6d288ffdbbe4a4309d8bbd66c99f18c13412f83
[INFO] checking kiwistrongis/dsrex against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkiwistrongis%2Fdsrex" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kiwistrongis/dsrex on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kiwistrongis/dsrex
[INFO] finished tweaking git repo https://github.com/kiwistrongis/dsrex
[INFO] tweaked toml for git repo https://github.com/kiwistrongis/dsrex written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/kiwistrongis/dsrex 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] [stderr]     Updating dsrex v0.1.0 (/workspace/builds/worker-4-tc2/source) -> v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43c5f7d96f1a78209f657f68a4c360851023641d81b1e58ee675c995cc2b64b8
[INFO] running `Command { std: "docker" "start" "-a" "43c5f7d96f1a78209f657f68a4c360851023641d81b1e58ee675c995cc2b64b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43c5f7d96f1a78209f657f68a4c360851023641d81b1e58ee675c995cc2b64b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43c5f7d96f1a78209f657f68a4c360851023641d81b1e58ee675c995cc2b64b8", kill_on_drop: false }`
[INFO] [stdout] 43c5f7d96f1a78209f657f68a4c360851023641d81b1e58ee675c995cc2b64b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc4b7837875956a360788bec6a8c592f66563b2107e36cc5e99a35f5d58fa34e
[INFO] running `Command { std: "docker" "start" "-a" "fc4b7837875956a360788bec6a8c592f66563b2107e36cc5e99a35f5d58fa34e", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking dsrex v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::hash::DefaultHasher` instead
[INFO] [stdout]  --> src/util.rs:4:32
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::hash::{ Hash, Hasher, SipHasher};
[INFO] [stdout]   |                                ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::hash::DefaultHasher` instead
[INFO] [stdout]   --> src/util.rs:56:19
[INFO] [stdout]    |
[INFO] [stdout] 56 |     let mut hasher = SipHasher::new();
[INFO] [stdout]    |                      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::hash::DefaultHasher` instead
[INFO] [stdout]  --> src/util.rs:4:32
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::hash::{ Hash, Hasher, SipHasher};
[INFO] [stdout]   |                                ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::hash::DefaultHasher` instead
[INFO] [stdout]   --> src/util.rs:56:19
[INFO] [stdout]    |
[INFO] [stdout] 56 |     let mut hasher = SipHasher::new();
[INFO] [stdout]    |                      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::hash::SipHasher::new`: use `std::hash::DefaultHasher` instead
[INFO] [stdout]   --> src/util.rs:56:30
[INFO] [stdout]    |
[INFO] [stdout] 56 |     let mut hasher = SipHasher::new();
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::hash::SipHasher::new`: use `std::hash::DefaultHasher` instead
[INFO] [stdout]   --> src/util.rs:56:30
[INFO] [stdout]    |
[INFO] [stdout] 56 |     let mut hasher = SipHasher::new();
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "fc4b7837875956a360788bec6a8c592f66563b2107e36cc5e99a35f5d58fa34e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc4b7837875956a360788bec6a8c592f66563b2107e36cc5e99a35f5d58fa34e", kill_on_drop: false }`
[INFO] [stdout] fc4b7837875956a360788bec6a8c592f66563b2107e36cc5e99a35f5d58fa34e