[INFO] fetching crate n-tree 0.0.1...
[INFO] checking n-tree-0.0.1 against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] extracting crate n-tree 0.0.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate n-tree 0.0.1 on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate n-tree 0.0.1
[INFO] finished tweaking crates.io crate n-tree 0.0.1
[INFO] tweaked toml for crates.io crate n-tree 0.0.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e0248f967fc558d87884cea42f410013a8f30821a6ff76ae41bd38bd29063b6
[INFO] running `Command { std: "docker" "start" "-a" "5e0248f967fc558d87884cea42f410013a8f30821a6ff76ae41bd38bd29063b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e0248f967fc558d87884cea42f410013a8f30821a6ff76ae41bd38bd29063b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e0248f967fc558d87884cea42f410013a8f30821a6ff76ae41bd38bd29063b6", kill_on_drop: false }`
[INFO] [stdout] 5e0248f967fc558d87884cea42f410013a8f30821a6ff76ae41bd38bd29063b6
[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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b5a9169fe0fc0c9c581acbf102b0ec701e0fe238960b31f7430eb6c3da596cf
[INFO] running `Command { std: "docker" "start" "-a" "8b5a9169fe0fc0c9c581acbf102b0ec701e0fe238960b31f7430eb6c3da596cf", kill_on_drop: false }`
[INFO] [stderr]     Checking n-tree v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: cannot find attribute `license` in this scope
[INFO] [stdout]  --> src/lib.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![license = "MIT"]
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `license` in this scope
[INFO] [stdout]  --> src/lib.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![license = "MIT"]
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `ref_slice` in module `slice`
[INFO] [stdout]    --> src/lib.rs:108:32
[INFO] [stdout]     |
[INFO] [stdout] 108 |             stack: vec![slice::ref_slice(self).iter()],
[INFO] [stdout]     |                                ^^^^^^^^^ not found in `slice`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Items` in module `slice`
[INFO] [stdout]    --> src/lib.rs:170:20
[INFO] [stdout]     |
[INFO] [stdout] 170 |     points: slice::Items<'t, P>,
[INFO] [stdout]     |                    ^^^^^ not found in `slice`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Items` in module `slice`
[INFO] [stdout]    --> src/lib.rs:171:23
[INFO] [stdout]     |
[INFO] [stdout] 171 |     stack: Vec<slice::Items<'t, NTree<R, P>>>
[INFO] [stdout]     |                       ^^^^^ not found in `slice`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `ref_slice` in module `slice`
[INFO] [stdout]    --> src/lib.rs:108:32
[INFO] [stdout]     |
[INFO] [stdout] 108 |             stack: vec![slice::ref_slice(self).iter()],
[INFO] [stdout]     |                                ^^^^^^^^^ not found in `slice`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Items` in module `slice`
[INFO] [stdout]    --> src/lib.rs:170:20
[INFO] [stdout]     |
[INFO] [stdout] 170 |     points: slice::Items<'t, P>,
[INFO] [stdout]     |                    ^^^^^ not found in `slice`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Items` in module `slice`
[INFO] [stdout]    --> src/lib.rs:171:23
[INFO] [stdout]     |
[INFO] [stdout] 171 |     stack: Vec<slice::Items<'t, NTree<R, P>>>
[INFO] [stdout]     |                       ^^^^^ not found in `slice`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: trait takes 0 generic arguments but 1 generic argument was supplied
[INFO] [stdout]    --> src/lib.rs:174:31
[INFO] [stdout]     |
[INFO] [stdout] 174 | impl<'t, 'q, R: Region<P>, P> Iterator<&'t P> for RangeQuery<'t, 'q, R, P> {
[INFO] [stdout]     |                               ^^^^^^^^ expected 0 generic arguments
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: trait takes 0 generic arguments but 1 generic argument was supplied
[INFO] [stdout]    --> src/lib.rs:174:31
[INFO] [stdout]     |
[INFO] [stdout] 174 | impl<'t, 'q, R: Region<P>, P> Iterator<&'t P> for RangeQuery<'t, 'q, R, P> {
[INFO] [stdout]     |                               ^^^^^^^^ expected 0 generic arguments
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `Item`
[INFO] [stdout]    --> src/lib.rs:174:1
[INFO] [stdout]     |
[INFO] [stdout] 174 | impl<'t, 'q, R: Region<P>, P> Iterator<&'t P> for RangeQuery<'t, 'q, R, P> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `Item` in implementation
[INFO] [stdout]     |
[INFO] [stdout]     = help: implement the missing item: `type Item = /* Type */;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `Item`
[INFO] [stdout]    --> src/lib.rs:174:1
[INFO] [stdout]     |
[INFO] [stdout] 174 | impl<'t, 'q, R: Region<P>, P> Iterator<&'t P> for RangeQuery<'t, 'q, R, P> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `Item` in implementation
[INFO] [stdout]     |
[INFO] [stdout]     = help: implement the missing item: `type Item = /* Type */;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0046, E0107, E0412, E0425.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0046`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0046, E0107, E0412, E0425.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0046`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `n-tree` (lib) due to 7 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `n-tree` (lib test) due to 7 previous errors
[INFO] running `Command { std: "docker" "inspect" "8b5a9169fe0fc0c9c581acbf102b0ec701e0fe238960b31f7430eb6c3da596cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b5a9169fe0fc0c9c581acbf102b0ec701e0fe238960b31f7430eb6c3da596cf", kill_on_drop: false }`
[INFO] [stdout] 8b5a9169fe0fc0c9c581acbf102b0ec701e0fe238960b31f7430eb6c3da596cf
[INFO] checking n-tree-0.0.1 against try#dae34b759e282c069aa28752564694effd121a63 for pr-125384
[INFO] extracting crate n-tree 0.0.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate n-tree 0.0.1 on toolchain dae34b759e282c069aa28752564694effd121a63
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate n-tree 0.0.1
[INFO] finished tweaking crates.io crate n-tree 0.0.1
[INFO] tweaked toml for crates.io crate n-tree 0.0.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c788533643c324e858f68389fa1c4f6448bd8051818a53456aad4d7be773e54
[INFO] running `Command { std: "docker" "start" "-a" "2c788533643c324e858f68389fa1c4f6448bd8051818a53456aad4d7be773e54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c788533643c324e858f68389fa1c4f6448bd8051818a53456aad4d7be773e54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c788533643c324e858f68389fa1c4f6448bd8051818a53456aad4d7be773e54", kill_on_drop: false }`
[INFO] [stdout] 2c788533643c324e858f68389fa1c4f6448bd8051818a53456aad4d7be773e54
[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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad5ac8f1c56f5a675af9e70241b71799963633feb2c365ed920aff2957ab8548
[INFO] running `Command { std: "docker" "start" "-a" "ad5ac8f1c56f5a675af9e70241b71799963633feb2c365ed920aff2957ab8548", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] no edition found in manifest, probably 2015, skipping
[INFO] running `Command { std: "docker" "inspect" "ad5ac8f1c56f5a675af9e70241b71799963633feb2c365ed920aff2957ab8548", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad5ac8f1c56f5a675af9e70241b71799963633feb2c365ed920aff2957ab8548", kill_on_drop: false }`
[INFO] [stdout] ad5ac8f1c56f5a675af9e70241b71799963633feb2c365ed920aff2957ab8548