[INFO] fetching crate rustic_hal 0.2.0...
[INFO] checking rustic_hal-0.2.0 against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] extracting crate rustic_hal 0.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate rustic_hal 0.2.0 on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustic_hal 0.2.0
[INFO] finished tweaking crates.io crate rustic_hal 0.2.0
[INFO] tweaked toml for crates.io crate rustic_hal 0.2.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b125ae2ed0ada44e60a683d2fbb62a9dd715163369d04070ec1ed060113b846c
[INFO] running `Command { std: "docker" "start" "-a" "b125ae2ed0ada44e60a683d2fbb62a9dd715163369d04070ec1ed060113b846c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b125ae2ed0ada44e60a683d2fbb62a9dd715163369d04070ec1ed060113b846c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b125ae2ed0ada44e60a683d2fbb62a9dd715163369d04070ec1ed060113b846c", kill_on_drop: false }`
[INFO] [stdout] b125ae2ed0ada44e60a683d2fbb62a9dd715163369d04070ec1ed060113b846c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2b647c4222ef68fca57047f57e448f89a53064e76857d16c6f77213a82d4145
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a2b647c4222ef68fca57047f57e448f89a53064e76857d16c6f77213a82d4145", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking either v1.6.0
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling rustic_hal v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rayon v1.4.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking bitflags v1.2.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]     Checking rayon-core v1.8.0
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/resource.rs:219:21
[INFO] [stdout]     |
[INFO] [stdout] 219 |                 let mut lk = OneOrMany::new();
[INFO] [stdout]     |                     ----^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/resource.rs:230:21
[INFO] [stdout]     |
[INFO] [stdout] 230 |                 let mut content = entry.get_mut(); //&mut HalLinks
[INFO] [stdout]     |                     ----^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/resource.rs:266:21
[INFO] [stdout]     |
[INFO] [stdout] 266 |                 let mut content = entry.get_mut(); //&mut HalLinks
[INFO] [stdout]     |                     ----^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/resource.rs:284:21
[INFO] [stdout]     |
[INFO] [stdout] 284 |                 let mut content = entry.get_mut(); //&mut HalLinks
[INFO] [stdout]     |                     ----^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stdout] warning: unused import: `rustic_hal::HalLink`
[INFO] [stdout]  --> benches/simple_serialisation.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use rustic_hal::HalLink;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::super::link::HalLink`
[INFO] [stdout]  --> src/tests/one_or_many.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::super::link::HalLink;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde::*`
[INFO] [stdout]  --> src/tests/one_or_many.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use serde::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `for<'d> T: Deserialize<'d>` is not satisfied
[INFO] [stdout]   --> src/tests/one_or_many.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     oom: OneOrMany<T>
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^ the trait `for<'d> Deserialize<'d>` is not implemented for `T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: required because of the requirements on the impl of `Deserialize<'_>` for `OneOrMany<T>`
[INFO] [stdout]    = note: required by `next_element`
[INFO] [stdout] help: consider further restricting this bound
[INFO] [stdout]    |
[INFO] [stdout] 7  | #[derive(Serialize, Deserialize + for<'d> Deserialize<'d>)]
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `for<'d> T: Deserialize<'d>` is not satisfied
[INFO] [stdout]   --> src/tests/one_or_many.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     oom: OneOrMany<T>
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^ the trait `for<'d> Deserialize<'d>` is not implemented for `T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: required because of the requirements on the impl of `Deserialize<'_>` for `OneOrMany<T>`
[INFO] [stdout]    = note: required by `next_value`
[INFO] [stdout] help: consider further restricting this bound
[INFO] [stdout]    |
[INFO] [stdout] 7  | #[derive(Serialize, Deserialize + for<'d> Deserialize<'d>)]
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0608]: cannot index into a value of type `OneOrMany<std::string::String>`
[INFO] [stdout]   --> src/tests/one_or_many.rs:32:24
[INFO] [stdout]    |
[INFO] [stdout] 32 |     assert_eq!("test", boh.oom[0]);
[INFO] [stdout]    |                        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0608]: cannot index into a value of type `OneOrMany<std::string::String>`
[INFO] [stdout]   --> src/tests/one_or_many.rs:33:25
[INFO] [stdout]    |
[INFO] [stdout] 33 |     assert_eq!("test2", boh.oom[1]);
[INFO] [stdout]    |                         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustic_hal`.
[INFO] [stdout] error: aborting due to 4 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0608.
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a2b647c4222ef68fca57047f57e448f89a53064e76857d16c6f77213a82d4145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2b647c4222ef68fca57047f57e448f89a53064e76857d16c6f77213a82d4145", kill_on_drop: false }`
[INFO] [stdout] a2b647c4222ef68fca57047f57e448f89a53064e76857d16c6f77213a82d4145
