[INFO] fetching crate ezk-sdp-types 0.1.1...
[INFO] checking ezk-sdp-types-0.1.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate ezk-sdp-types 0.1.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate ezk-sdp-types 0.1.1 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ezk-sdp-types 0.1.1
[INFO] finished tweaking crates.io crate ezk-sdp-types 0.1.1
[INFO] tweaked toml for crates.io crate ezk-sdp-types 0.1.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 14 packages
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bytesstr v1.0.2
[INFO] [stderr]   Downloaded ezk-internal v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b2af64ebf6a904500c4429fe3149cba9f1a71987b40ae15dad78d6f3bdc89179
[INFO] running `Command { std: "docker" "start" "-a" "b2af64ebf6a904500c4429fe3149cba9f1a71987b40ae15dad78d6f3bdc89179", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2af64ebf6a904500c4429fe3149cba9f1a71987b40ae15dad78d6f3bdc89179", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2af64ebf6a904500c4429fe3149cba9f1a71987b40ae15dad78d6f3bdc89179", kill_on_drop: false }`
[INFO] [stdout] b2af64ebf6a904500c4429fe3149cba9f1a71987b40ae15dad78d6f3bdc89179
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c9aa4275d39bb570582fcd7df788abc8864858e0909b1a15a6d89886376a0b4
[INFO] running `Command { std: "docker" "start" "-a" "6c9aa4275d39bb570582fcd7df788abc8864858e0909b1a15a6d89886376a0b4", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking bytesstr v1.0.2
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking ezk-internal v0.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking ezk-sdp-types v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `BytesStr` is imported redundantly
[INFO] [stdout]    --> src/media.rs:144:9
[INFO] [stdout]     |
[INFO] [stdout] 143 |     use super::*;
[INFO] [stdout]     |         -------- the item `BytesStr` is already imported here
[INFO] [stdout] 144 |     use bytesstr::BytesStr;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BytesStr` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |     use super::*;
[INFO] [stdout]     |         -------- the item `BytesStr` is already imported here
[INFO] [stdout] 114 |     use bytesstr::BytesStr;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.93s
[INFO] running `Command { std: "docker" "inspect" "6c9aa4275d39bb570582fcd7df788abc8864858e0909b1a15a6d89886376a0b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c9aa4275d39bb570582fcd7df788abc8864858e0909b1a15a6d89886376a0b4", kill_on_drop: false }`
[INFO] [stdout] 6c9aa4275d39bb570582fcd7df788abc8864858e0909b1a15a6d89886376a0b4
[INFO] checking ezk-sdp-types-0.1.1 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate ezk-sdp-types 0.1.1 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate ezk-sdp-types 0.1.1 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ezk-sdp-types 0.1.1
[INFO] finished tweaking crates.io crate ezk-sdp-types 0.1.1
[INFO] tweaked toml for crates.io crate ezk-sdp-types 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 14 packages
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 06eefb9ca4f36d63e69cad69d8937426dba86bbfaf136bf2bf492efd4bbc3d4d
[INFO] running `Command { std: "docker" "start" "-a" "06eefb9ca4f36d63e69cad69d8937426dba86bbfaf136bf2bf492efd4bbc3d4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06eefb9ca4f36d63e69cad69d8937426dba86bbfaf136bf2bf492efd4bbc3d4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06eefb9ca4f36d63e69cad69d8937426dba86bbfaf136bf2bf492efd4bbc3d4d", kill_on_drop: false }`
[INFO] [stdout] 06eefb9ca4f36d63e69cad69d8937426dba86bbfaf136bf2bf492efd4bbc3d4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18023bab7e72b26ed8b86a352cd6fc1401dfe083febd180601288c082121723e
[INFO] running `Command { std: "docker" "start" "-a" "18023bab7e72b26ed8b86a352cd6fc1401dfe083febd180601288c082121723e", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking bytesstr v1.0.2
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking ezk-internal v0.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking ezk-sdp-types v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `BytesStr` is imported redundantly
[INFO] [stdout]    --> src/media.rs:144:9
[INFO] [stdout]     |
[INFO] [stdout] 143 |     use super::*;
[INFO] [stdout]     |         -------- the item `BytesStr` is already imported here
[INFO] [stdout] 144 |     use bytesstr::BytesStr;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BytesStr` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |     use super::*;
[INFO] [stdout]     |         -------- the item `BytesStr` is already imported here
[INFO] [stdout] 114 |     use bytesstr::BytesStr;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.86s
[INFO] running `Command { std: "docker" "inspect" "18023bab7e72b26ed8b86a352cd6fc1401dfe083febd180601288c082121723e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18023bab7e72b26ed8b86a352cd6fc1401dfe083febd180601288c082121723e", kill_on_drop: false }`
[INFO] [stdout] 18023bab7e72b26ed8b86a352cd6fc1401dfe083febd180601288c082121723e