[INFO] fetching crate sophia_resource 0.8.0-alpha.3...
[INFO] checking sophia_resource-0.8.0-alpha.3 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate sophia_resource 0.8.0-alpha.3 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate sophia_resource 0.8.0-alpha.3 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sophia_resource 0.8.0-alpha.3
[INFO] finished tweaking crates.io crate sophia_resource 0.8.0-alpha.3
[INFO] tweaked toml for crates.io crate sophia_resource 0.8.0-alpha.3 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 25 packages
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded oxiri v0.2.3
[INFO] [stderr]   Downloaded sophia_turtle v0.8.0
[INFO] [stderr]   Downloaded sophia_rio v0.8.0
[INFO] [stderr]   Downloaded oxilangtag v0.1.5
[INFO] [stderr]   Downloaded rio_turtle v0.8.4
[INFO] [stderr]   Downloaded sophia_api v0.8.0
[INFO] [stderr]   Downloaded mownstr v0.2.1
[INFO] [stderr]   Downloaded sophia_iri v0.8.0
[INFO] [stderr]   Downloaded rio_api v0.8.4
[INFO] [stderr]   Downloaded resiter v0.5.0
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ceaff4a067601a7ad9f86c621fcfa8923df9bd172b73fa3a7e8fd92bb106b69
[INFO] running `Command { std: "docker" "start" "-a" "2ceaff4a067601a7ad9f86c621fcfa8923df9bd172b73fa3a7e8fd92bb106b69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ceaff4a067601a7ad9f86c621fcfa8923df9bd172b73fa3a7e8fd92bb106b69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ceaff4a067601a7ad9f86c621fcfa8923df9bd172b73fa3a7e8fd92bb106b69", kill_on_drop: false }`
[INFO] [stdout] 2ceaff4a067601a7ad9f86c621fcfa8923df9bd172b73fa3a7e8fd92bb106b69
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17012cf939237e523862b638b9dc8cda0797898ef4855e135f4e687164392e1b
[INFO] running `Command { std: "docker" "start" "-a" "17012cf939237e523862b638b9dc8cda0797898ef4855e135f4e687164392e1b", kill_on_drop: false }`
[INFO] [stderr]     Checking oxiri v0.2.3
[INFO] [stderr]     Checking resiter v0.5.0
[INFO] [stderr]     Checking mownstr v0.2.1
[INFO] [stderr]     Checking rio_api v0.8.4
[INFO] [stderr]     Checking oxilangtag v0.1.5
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking rio_turtle v0.8.4
[INFO] [stderr]     Checking sophia_iri v0.8.0
[INFO] [stderr]     Checking sophia_api v0.8.0
[INFO] [stderr]     Checking sophia_rio v0.8.0
[INFO] [stderr]     Checking sophia_turtle v0.8.0
[INFO] [stderr]     Checking sophia_resource v0.8.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Resource` is imported redundantly
[INFO] [stdout]  --> src/resource/_iter.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::{Resource, ResourceError::NoValueFor, *};
[INFO] [stdout]   |             ^^^^^^^^                             - the item `Resource` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TermKind` is imported redundantly
[INFO] [stdout]  --> src/resource/_error.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use sophia_api::term::TermKind;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 2 | use sophia_api::{prelude::*, term::SimpleTerm};
[INFO] [stdout]   |                  ---------- the item `TermKind` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Any` is imported redundantly
[INFO] [stdout]  --> src/resource/_struct.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use sophia_api::term::matcher::Any;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 5 | use sophia_api::{prelude::*, term::SimpleTerm};
[INFO] [stdout]   |                  ---------- the item `Any` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Resource` is imported redundantly
[INFO] [stdout]  --> src/resource/_iter.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::{Resource, ResourceError::NoValueFor, *};
[INFO] [stdout]   |             ^^^^^^^^                             - the item `Resource` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TermKind` is imported redundantly
[INFO] [stdout]  --> src/resource/_error.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use sophia_api::term::TermKind;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 2 | use sophia_api::{prelude::*, term::SimpleTerm};
[INFO] [stdout]   |                  ---------- the item `TermKind` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Any` is imported redundantly
[INFO] [stdout]  --> src/resource/_struct.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use sophia_api::term::matcher::Any;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 5 | use sophia_api::{prelude::*, term::SimpleTerm};
[INFO] [stdout]   |                  ---------- the item `Any` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/loader/_trait.rs:38:60
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 base: Some(iri.as_ref().map_unchecked(|t| t.borrow().to_string())),
[INFO] [stdout]    |                                                            ^^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Borrow`, so calling `borrow` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/loader/_trait.rs:38:60
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 base: Some(iri.as_ref().map_unchecked(|t| t.borrow().to_string())),
[INFO] [stdout]    |                                                            ^^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Borrow`, so calling `borrow` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.15s
[INFO] running `Command { std: "docker" "inspect" "17012cf939237e523862b638b9dc8cda0797898ef4855e135f4e687164392e1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17012cf939237e523862b638b9dc8cda0797898ef4855e135f4e687164392e1b", kill_on_drop: false }`
[INFO] [stdout] 17012cf939237e523862b638b9dc8cda0797898ef4855e135f4e687164392e1b